- Business
- Akasaka Diesels Limited manufactures and sells marine diesel engines, propulsion equipment, and related machinery for the maritime industry in Japan and internationally. Founded in 1910 and headquartered in Tokyo, Japan, the company produces a comprehensive range of products including 4-stroke and 2-stroke diesel engines; remote controllers; engine monitoring devices; AE-Dr. (Akasaka Engine Doctor); low pressure SCR and EGR systems; fuel injection boosters; AKASAKA-RENOLD DCB flexible couplings; lubricating systems with advanced electronically controlled and mechanical pulse options; soundproof room systems; and floating floor systems. It also engages in the design, manufacture, sale, repair, and leasing of marine propulsion and auxiliary engines for cargo ships, passenger vessels, fishing boats, and power generation applications; pollution prevention equipment; oceanographic and astronomical observation instruments; industrial machinery; castings and forged steel products; as well as real estate leasing. The company operates primary facilities in Osaka and Iga, Mie Prefecture, Japan, serving commercial shipping, fishing, and industrial sectors with a workforce of 277 employees as of March 2025. In recent developments, Akasaka Diesels maintains its long-term license for UE engines and entered a technical agreement with Japan Engine Corporation to jointly develop next-generation engines compatible with methanol, ammonia, and hydrogen fuels under Japan's Green Innovation Fund, advancing decarbonization efforts in marine propulsion.