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Hitachi Zosen Marine Engine

Osaka-based licensee that designs, builds and services MAN B&W and WinGD low-speed two-stroke marine diesel engines, including dual-fuel and high-pressure SCR versions.

Kumamoto · Joint Venture

About

The business goes back to 1950, when Hitachi Zosen signed a manufacturing licence with B&W, followed by a licence with Sulzer in 1971. It completed the first ME-C engine in Japan in 2003 and, in 2011, a two-stroke marine engine with a high-pressure SCR system, which it describes as the first of its kind.

Hitachi Zosen Marine Engine Co., Ltd. was founded on 24 November 2022 and started business on 1 April 2023. It is owned 60% by Imabari Shipbuilding and 40% by Kanadevia.

The head office and works are at 1, Ariake, Nagasu-machi, Tamana-gun, Kumamoto, Japan, with branches in Osaka, Tokyo, Singapore and Taiwan. The company has 322 employees (April 2026). Its home page motto is For the Earth.

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