- Tsuneishi Holdings Corporation
- Tsuneishi Shipbuilding Company
- Kambara Kisen Company
- Tsuneishi Research & Development Company
- Tsuneishi Forestry Construction Company
- Tsuneishi Port Service Company
- Tsuneishi Enterprise Company
- Kagoshima Dock & Iron Works Co., Ltd.
- Akashi Awaji Ferry
- Tsuneishi Kamtecs Co., Ltd.
- Tsuneishi Business Service Company
- Tsuneishi C Values Corporation
- TSUNEISHI HEAVY INDUSTRIES (CEBU),INC.
- TSUNEISHI TECHNICAL SERVICES (PHILS.),INC.
Topics
 August 20th, 2010 |
| Launch ceremonies opened to the public. |
| June 22th, 2010 |
| Launch ceremonies opened to the public. |
| April 30th, 2010 |
| Launch ceremonies opened to the public. |
| February 12th, 2009 |
| TV Asahi Station’s “Sunday Project” program will introduce Tsuneishi Group (Shipbuilding Section). |