Kasumigaseki Kasumigasekibiru(31-Ka, Japan
Toyo Marine Service Co., Ltd. was established in October 2014 as part of the ferry and logistics business of the Liberal Group, focusing on maritime transportation services. The company has been involved in operating civilian vessels for the Japanese Defense Ministry since its founding. Toyo Marine Service operates under ISO27001 certification and provides various ship management services, including vessel maintenance and repair. The company has branches in Hakodate, Kōbe, and Gōwā, supporting operations related to military transport ships. In June 2026, the company opened an office in Kōbe to handle maintenance of vessels at the Sakan Base. Toyo Marine Service received a thank-you letter from the Chief of Maritime Staff in November 2025 for its contributions. The company has been managing two transport ships since March 2018 and recently obtained ISO27001 certification in February 2024.
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