{"id":25247,"date":"2023-07-12T13:00:00","date_gmt":"2023-07-11T19:00:00","guid":{"rendered":"https:\/\/www.tsuneishi-g.jp\/wp\/news\/\/2023\/07\/25247\/"},"modified":"2026-06-12T10:38:09","modified_gmt":"2026-06-12T01:38:09","slug":"tsuneishi-shipbuilding-achieves-full-in-house-manufacturing-of-pressure-tanks-for-lpg-carriers-our-part-of-an-important-step-in-achieving-an-advanced-technology-road-map","status":"publish","type":"news","link":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/","title":{"rendered":"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an &#8220;Advanced Technology Road Map&#8221; &#8211;"},"template":"","industry":[1129],"news-format":[1133],"news-tag":[],"enterprise":[208],"news-cat":[1248,1244,1246],"class_list":["post-25247","news","type-news","status-publish","hentry","industry-shipbuilding","news-format-press","enterprise-tshipbuilding","news-cat-products","news-cat-notifications-employment","news-cat-technology-development"],"pp_statuses_selecting_workflow":false,"pp_workflow_action":"current","pp_status_selection":"publish","acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"TSUNEISHI SHIPBUILDING Co., Ltd. (HQ: 1083 Tsuneishi, Numakuma-cho, Fukuyama, Hiroshima, Japan; Representative Director, President, and Chief Executive Officer: Sachio Okumura) achieved full in-house manufacturing of pressure tanks for LPG carriers. Molding the tank head for the edge of the pressure tank was a huge challenge, but was successfully carried out using existing equipment. The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&amp;S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \u201cAdvanced Technology Road Map\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2022\/03\/25286\/ \u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\/\/www.tsuneishi.co.jp\/english\/ Company ESG: https:\/\/www.tsuneishi.co.jp\/esg\/en\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\/\/www.thici.com\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\/\/www.tsuneishi-zs.com\/en\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-iw.jp\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-trading.co.jp\/en\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\/\/www.tsune-e.com\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\/\/www.mihozosen.co.jp\/ MITSUI E&amp;S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\/\/www.tsuneishi.co.jp\/mes-s\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\/\/www.yuradock.co.jp\/en NIIGATA SHIPBUILDING &amp; REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\/\/www.tsuneishi.co.jp\/nsr\/ KANDA DOCKYARD Co., Ltd. (Kure-shi, Hiroshima, Japan) https:\/\/kandadock.com\/ For further information, please contact: Communication Dept. TSUNEISHI HOLDINGS CORPORATION TEL: +81-84-987-4915 Email: pr@tsuneishi.com\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"msvalidate.01\" content=\"C4AC19CFEA3F8366613E96D21044E7BB\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Tsuneishi Group\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an \u201cAdvanced Technology Road Map\u201d \u2013 | Tsuneishi Group\" \/>\n\t\t<meta property=\"og:description\" content=\"TSUNEISHI SHIPBUILDING Co., Ltd. (HQ: 1083 Tsuneishi, Numakuma-cho, Fukuyama, Hiroshima, Japan; Representative Director, President, and Chief Executive Officer: Sachio Okumura) achieved full in-house manufacturing of pressure tanks for LPG carriers. Molding the tank head for the edge of the pressure tank was a huge challenge, but was successfully carried out using existing equipment. The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&amp;S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \u201cAdvanced Technology Road Map\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2022\/03\/25286\/ \u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\/\/www.tsuneishi.co.jp\/english\/ Company ESG: https:\/\/www.tsuneishi.co.jp\/esg\/en\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\/\/www.thici.com\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\/\/www.tsuneishi-zs.com\/en\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-iw.jp\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-trading.co.jp\/en\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\/\/www.tsune-e.com\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\/\/www.mihozosen.co.jp\/ MITSUI E&amp;S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\/\/www.tsuneishi.co.jp\/mes-s\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\/\/www.yuradock.co.jp\/en NIIGATA SHIPBUILDING &amp; REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\/\/www.tsuneishi.co.jp\/nsr\/ KANDA DOCKYARD Co., Ltd. (Kure-shi, Hiroshima, Japan) https:\/\/kandadock.com\/ For further information, please contact: Communication Dept. TSUNEISHI HOLDINGS CORPORATION TEL: +81-84-987-4915 Email: pr@tsuneishi.com\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/www.tsuneishi-g.jp\/wp\/wp-content\/uploads\/2025\/04\/IMG_9440.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/www.tsuneishi-g.jp\/wp\/wp-content\/uploads\/2025\/04\/IMG_9440.png\" \/>\n\t\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t\t<meta property=\"og:image:height\" content=\"630\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-07-11T19:00:00+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-06-12T01:38:09+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary\" \/>\n\t\t<meta name=\"twitter:title\" content=\"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an \u201cAdvanced Technology Road Map\u201d \u2013 | Tsuneishi Group\" \/>\n\t\t<meta name=\"twitter:description\" content=\"TSUNEISHI SHIPBUILDING Co., Ltd. (HQ: 1083 Tsuneishi, Numakuma-cho, Fukuyama, Hiroshima, Japan; Representative Director, President, and Chief Executive Officer: Sachio Okumura) achieved full in-house manufacturing of pressure tanks for LPG carriers. Molding the tank head for the edge of the pressure tank was a huge challenge, but was successfully carried out using existing equipment. The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&amp;S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \u201cAdvanced Technology Road Map\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2022\/03\/25286\/ \u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\/\/www.tsuneishi.co.jp\/english\/ Company ESG: https:\/\/www.tsuneishi.co.jp\/esg\/en\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\/\/www.thici.com\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\/\/www.tsuneishi-zs.com\/en\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-iw.jp\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-trading.co.jp\/en\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\/\/www.tsune-e.com\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\/\/www.mihozosen.co.jp\/ MITSUI E&amp;S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\/\/www.tsuneishi.co.jp\/mes-s\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\/\/www.yuradock.co.jp\/en NIIGATA SHIPBUILDING &amp; REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\/\/www.tsuneishi.co.jp\/nsr\/ KANDA DOCKYARD Co., Ltd. (Kure-shi, Hiroshima, Japan) https:\/\/kandadock.com\/ For further information, please contact: Communication Dept. TSUNEISHI HOLDINGS CORPORATION TEL: +81-84-987-4915 Email: pr@tsuneishi.com\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/www.tsuneishi-g.jp\/wp\/wp-content\/uploads\/2025\/04\/IMG_9440.png\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/press\\\/2023\\\/07\\\/25247\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/#listItem\",\"name\":\"\\u30cb\\u30e5\\u30fc\\u30b9\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/#listItem\",\"position\":2,\"name\":\"\\u30cb\\u30e5\\u30fc\\u30b9\",\"item\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/industry\\\/shipbuilding\\\/#listItem\",\"name\":\"Shipbuilding\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/industry\\\/shipbuilding\\\/#listItem\",\"position\":3,\"name\":\"Shipbuilding\",\"item\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/industry\\\/shipbuilding\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/press\\\/2023\\\/07\\\/25247\\\/#listItem\",\"name\":\"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an &#8220;Advanced Technology Road Map&#8221; &#8211;\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/#listItem\",\"name\":\"\\u30cb\\u30e5\\u30fc\\u30b9\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/press\\\/2023\\\/07\\\/25247\\\/#listItem\",\"position\":4,\"name\":\"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an &#8220;Advanced Technology Road Map&#8221; &#8211;\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/industry\\\/shipbuilding\\\/#listItem\",\"name\":\"Shipbuilding\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/#organization\",\"name\":\"Tsuneishi Group\",\"description\":\"This is the TSUNEISHI Group portal site. A corporate group headquartered in Hiroshima that develops shipbuilding, shipping, environment, energy, life & resort businesses.\",\"url\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/press\\\/2023\\\/07\\\/25247\\\/#webpage\",\"url\":\"https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/press\\\/2023\\\/07\\\/25247\\\/\",\"name\":\"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an \\u201cAdvanced Technology Road Map\\u201d \\u2013 | Tsuneishi Group\",\"description\":\"TSUNEISHI SHIPBUILDING Co., Ltd. (HQ: 1083 Tsuneishi, Numakuma-cho, Fukuyama, Hiroshima, Japan; Representative Director, President, and Chief Executive Officer: Sachio Okumura) achieved full in-house manufacturing of pressure tanks for LPG carriers. Molding the tank head for the edge of the pressure tank was a huge challenge, but was successfully carried out using existing equipment. The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \\u201cAdvanced Technology Road Map\\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\\\/\\\/www.tsuneishi-g.jp\\\/english\\\/news\\\/press\\\/2022\\\/03\\\/25286\\\/ \\u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\\\/\\\/www.tsuneishi.co.jp\\\/english\\\/ Company ESG: https:\\\/\\\/www.tsuneishi.co.jp\\\/esg\\\/en\\\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\\\/\\\/www.thici.com\\\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\\\/\\\/www.tsuneishi-zs.com\\\/en\\\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\\\/\\\/www.tsuneishi-iw.jp\\\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\\\/\\\/www.tsuneishi-trading.co.jp\\\/en\\\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\\\/\\\/www.tsune-e.com\\\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\\\/\\\/www.mihozosen.co.jp\\\/ MITSUI E&S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\\\/\\\/www.tsuneishi.co.jp\\\/mes-s\\\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\\\/\\\/www.yuradock.co.jp\\\/en NIIGATA SHIPBUILDING & REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\\\/\\\/www.tsuneishi.co.jp\\\/nsr\\\/ KANDA DOCKYARD Co., Ltd. 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The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \u201cAdvanced Technology Road Map\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2022\/03\/25286\/ \u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\/\/www.tsuneishi.co.jp\/english\/ Company ESG: https:\/\/www.tsuneishi.co.jp\/esg\/en\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\/\/www.thici.com\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\/\/www.tsuneishi-zs.com\/en\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-iw.jp\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-trading.co.jp\/en\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\/\/www.tsune-e.com\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\/\/www.mihozosen.co.jp\/ MITSUI E&S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\/\/www.tsuneishi.co.jp\/mes-s\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\/\/www.yuradock.co.jp\/en NIIGATA SHIPBUILDING & REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\/\/www.tsuneishi.co.jp\/nsr\/ KANDA DOCKYARD Co., Ltd. (Kure-shi, Hiroshima, Japan) https:\/\/kandadock.com\/ For further information, please contact: Communication Dept. TSUNEISHI HOLDINGS CORPORATION TEL: +81-84-987-4915 Email: pr@tsuneishi.com","canonical_url":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"msvalidate.01":"C4AC19CFEA3F8366613E96D21044E7BB","miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/#listItem","position":1,"name":"Home","item":"https:\/\/www.tsuneishi-g.jp\/english\/","nextItem":{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/news\/#listItem","name":"\u30cb\u30e5\u30fc\u30b9"}},{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/news\/#listItem","position":2,"name":"\u30cb\u30e5\u30fc\u30b9","item":"https:\/\/www.tsuneishi-g.jp\/english\/news\/","nextItem":{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/industry\/shipbuilding\/#listItem","name":"Shipbuilding"},"previousItem":{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/industry\/shipbuilding\/#listItem","position":3,"name":"Shipbuilding","item":"https:\/\/www.tsuneishi-g.jp\/english\/industry\/shipbuilding\/","nextItem":{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/#listItem","name":"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an &#8220;Advanced Technology Road Map&#8221; &#8211;"},"previousItem":{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/news\/#listItem","name":"\u30cb\u30e5\u30fc\u30b9"}},{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/#listItem","position":4,"name":"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an &#8220;Advanced Technology Road Map&#8221; &#8211;","previousItem":{"@type":"ListItem","@id":"https:\/\/www.tsuneishi-g.jp\/english\/industry\/shipbuilding\/#listItem","name":"Shipbuilding"}}]},{"@type":"Organization","@id":"https:\/\/www.tsuneishi-g.jp\/english\/#organization","name":"Tsuneishi Group","description":"This is the TSUNEISHI Group portal site. 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The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \u201cAdvanced Technology Road Map\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2022\/03\/25286\/ \u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\/\/www.tsuneishi.co.jp\/english\/ Company ESG: https:\/\/www.tsuneishi.co.jp\/esg\/en\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\/\/www.thici.com\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\/\/www.tsuneishi-zs.com\/en\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-iw.jp\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-trading.co.jp\/en\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\/\/www.tsune-e.com\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\/\/www.mihozosen.co.jp\/ MITSUI E&S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\/\/www.tsuneishi.co.jp\/mes-s\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\/\/www.yuradock.co.jp\/en NIIGATA SHIPBUILDING & REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\/\/www.tsuneishi.co.jp\/nsr\/ KANDA DOCKYARD Co., Ltd. (Kure-shi, Hiroshima, Japan) https:\/\/kandadock.com\/ For further information, please contact: Communication Dept. TSUNEISHI HOLDINGS CORPORATION TEL: +81-84-987-4915 Email: pr@tsuneishi.com","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/www.tsuneishi-g.jp\/english\/#website"},"breadcrumb":{"@id":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/#breadcrumblist"},"datePublished":"2023-07-12T13:00:00+09:00","dateModified":"2026-06-12T10:38:09+09:00"},{"@type":"WebSite","@id":"https:\/\/www.tsuneishi-g.jp\/english\/#website","url":"https:\/\/www.tsuneishi-g.jp\/english\/","name":"Tsuneishi Group","description":"This is the TSUNEISHI Group portal site. 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The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&amp;S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \u201cAdvanced Technology Road Map\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2022\/03\/25286\/ \u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\/\/www.tsuneishi.co.jp\/english\/ Company ESG: https:\/\/www.tsuneishi.co.jp\/esg\/en\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\/\/www.thici.com\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\/\/www.tsuneishi-zs.com\/en\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-iw.jp\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-trading.co.jp\/en\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\/\/www.tsune-e.com\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\/\/www.mihozosen.co.jp\/ MITSUI E&amp;S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\/\/www.tsuneishi.co.jp\/mes-s\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\/\/www.yuradock.co.jp\/en NIIGATA SHIPBUILDING &amp; REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\/\/www.tsuneishi.co.jp\/nsr\/ KANDA DOCKYARD Co., Ltd. (Kure-shi, Hiroshima, Japan) https:\/\/kandadock.com\/ For further information, please contact: Communication Dept. TSUNEISHI HOLDINGS CORPORATION TEL: +81-84-987-4915 Email: pr@tsuneishi.com","og:url":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/","og:image":"https:\/\/www.tsuneishi-g.jp\/wp\/wp-content\/uploads\/2025\/04\/IMG_9440.png","og:image:secure_url":"https:\/\/www.tsuneishi-g.jp\/wp\/wp-content\/uploads\/2025\/04\/IMG_9440.png","og:image:width":1200,"og:image:height":630,"article:published_time":"2023-07-11T19:00:00+00:00","article:modified_time":"2026-06-12T01:38:09+00:00","twitter:card":"summary","twitter:title":"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an \u201cAdvanced Technology Road Map\u201d \u2013 | Tsuneishi Group","twitter:description":"TSUNEISHI SHIPBUILDING Co., Ltd. (HQ: 1083 Tsuneishi, Numakuma-cho, Fukuyama, Hiroshima, Japan; Representative Director, President, and Chief Executive Officer: Sachio Okumura) achieved full in-house manufacturing of pressure tanks for LPG carriers. Molding the tank head for the edge of the pressure tank was a huge challenge, but was successfully carried out using existing equipment. The tank will be installed on the first LPG carrier to be built by TSUNEISHI SHIPBUILDING. The LPG carrier that will be installed with the tanks have 5,000m3 cargo tank capacity, 99m length, 17.6m breadth, and 8m depth. Mitsui E&amp;S Shipbuilding Co., Ltd. (HQ: Daiba Frontier Building 13F, 2-3-2 Daiba, Minato-ku, Tokyo, Japan; President: Yasunori Kohatake) of the TSUNEISHI GROUP provided the knowhow of tank manufacturing and gas outfitting, such as the basic design, detailed design for the gas tank and gas system, assembly procedure, and precision management method. Moreover, the LPG carrier with these tanks retain the main dimensions of the standard 5,000m3 LPG carrier class. The vessel has featured a hull form that reduces propulsion resistance and the newest main engine to comply with the CO2 emission regulations of EEDI (*1) Phase 3. Equipped with SCR (*2), this LPG carrier qualifies as an eco-ship with excellent propulsion and environmental performance that satisfies the requirements of the NOx Tier III regulations. TSUNEISHI SHIPBUILDING has proclaimed an \u201cAdvanced Technology Road Map\u201d targeting 2025 and is diligently conducting research and development to realize zero-emission ships. With this in-house manufacturing of the pressure tank for LPG carriers as a start, we are now planning to manufacture LNG fuel tanks. Growing demand and building will grow for ships using new fuel such as LNG, ammonia, and hydrogen, we intend to apply our newly-gained pressure tank manufacturing technology to other fuel tanks. By implementing new technologies and bolstering collaboration with our group companies, TSUNEISHI SHIPBUILDING will lead the shipbuilding and shipping industries in decarbonization as an environmentally-friendly company. *1 EEDI\uff1a Energy Efficiency Design Index is a technical measure mandated by international treaties of the IMO (International Maritime Organization), made applicable to newly-built ships with the aim of gauging and reducing their CO2 emissions. *2 SCR\uff1a Selective Catalytic Reduction is an exhaust gas treatment equipment that reduces the NOx (nitrogen oxide) emissions generated by engines to a level that satisfies the requirements of the NOx Tier III regulations. Related information TSUNEISHI SHIPBUILDING receives first LPG carrier order (as of May 3rd, 2022) https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2022\/03\/25286\/ \u25a0 TSUNEISHI SHIPBUILDING Co., Ltd. TSUNEISHI SHIPBUILDING (Fukuyama, Hiroshima, Japan) engages in shipbuilding and repairs, and is the anchor company of the TSUNEISHI Group, which conducts business mainly in the shipbuilding industry and maritime transport. With manufacturing bases in Japan (Tsuneishi Factory, the HQ), Philippines, and China, the company builds bulk carriers, container carriers, tankers, etc. Company info: https:\/\/www.tsuneishi.co.jp\/english\/ Company ESG: https:\/\/www.tsuneishi.co.jp\/esg\/en\/ Representative Director, President and Chief Executive Officer: Sachio Okumura Business: Shipbuilding and repair Founded: July 1917 (Taisho 6) Capital: 100 million yen Employees: 821 (as of December 2022) Headquarters: Fukuyama City, Hiroshima Prefecture, Japan (Main Factory) Shipbuilding Business Affiliates: TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu, Philippines) http:\/\/www.thici.com\/ TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc (Zhejiang, China) http:\/\/www.tsuneishi-zs.com\/en\/ TSUNEISHI IRON WORKS Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-iw.jp\/ TSUNEISHI TRADING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) https:\/\/www.tsuneishi-trading.co.jp\/en\/ TSUNEISHI ENGINEERING Co., Ltd. (Fukuyama City, Hiroshima Prefecture, Japan) http:\/\/www.tsune-e.com\/ MIHO SHIPYARD Co., Ltd. (Shizuoka City, Shizuoka Prefecture, Japan) http:\/\/www.mihozosen.co.jp\/ MITSUI E&amp;S SHIPBUILDING Co., Ltd. (Chuo-ku, Tokyo, Japan) https:\/\/www.tsuneishi.co.jp\/mes-s\/ YURA DOCKYARD Co., Ltd. (Yura, Hidaka-gun, Wakayama Prefecture, Japan) https:\/\/www.yuradock.co.jp\/en NIIGATA SHIPBUILDING &amp; REPAIR, Inc. (Niigata City, Niigata Prefecture, Japan) https:\/\/www.tsuneishi.co.jp\/nsr\/ KANDA DOCKYARD Co., Ltd. (Kure-shi, Hiroshima, Japan) https:\/\/kandadock.com\/ For further information, please contact: Communication Dept. TSUNEISHI HOLDINGS CORPORATION TEL: +81-84-987-4915 Email: pr@tsuneishi.com","twitter:image":"https:\/\/www.tsuneishi-g.jp\/wp\/wp-content\/uploads\/2025\/04\/IMG_9440.png"},"aioseo_meta_data":{"post_id":"25247","title":null,"description":null,"keywords":null,"keyphrases":{"focus":{"keyphrase":"","score":0,"analysis":{"keyphraseInTitle":{"score":0,"maxScore":9,"error":1}}},"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"WebPage","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":{"faqs":[],"keyPoints":[],"schemas":[],"titles":[],"descriptions":[],"socialPosts":{"email":[],"linkedin":[],"twitter":[],"facebook":[],"instagram":[]}},"created":"2025-04-19 14:16:37","updated":"2026-06-12 04:25:49","seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.tsuneishi-g.jp\/english\/\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.tsuneishi-g.jp\/english\/news\/\" title=\"\u30cb\u30e5\u30fc\u30b9\">\u30cb\u30e5\u30fc\u30b9<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.tsuneishi-g.jp\/english\/industry\/shipbuilding\/\" title=\"Shipbuilding\">Shipbuilding<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tTSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an \u201cAdvanced Technology Road Map\u201d \u2013\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.tsuneishi-g.jp\/english\/"},{"label":"\u30cb\u30e5\u30fc\u30b9","link":"https:\/\/www.tsuneishi-g.jp\/english\/news\/"},{"label":"Shipbuilding","link":"https:\/\/www.tsuneishi-g.jp\/english\/industry\/shipbuilding\/"},{"label":"TSUNEISHI SHIPBUILDING Achieves Full in-House Manufacturing of Pressure Tanks for LPG Carriers- Our Part of an Important Step in Achieving an &#8220;Advanced Technology Road Map&#8221; &#8211;","link":"https:\/\/www.tsuneishi-g.jp\/english\/news\/press\/2023\/07\/25247\/"}],"_links":{"self":[{"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/news\/25247","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/news"}],"about":[{"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/types\/news"}],"wp:attachment":[{"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/media?parent=25247"}],"wp:term":[{"taxonomy":"industry","embeddable":true,"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/industry?post=25247"},{"taxonomy":"news-format","embeddable":true,"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/news-format?post=25247"},{"taxonomy":"news-tag","embeddable":true,"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/news-tag?post=25247"},{"taxonomy":"enterprise","embeddable":true,"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/enterprise?post=25247"},{"taxonomy":"news-cat","embeddable":true,"href":"https:\/\/www.tsuneishi-g.jp\/english\/wp-json\/wp\/v2\/news-cat?post=25247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}