Akasaka Diesels Limited manufactures and sells ship diesel engines, and various machinery and equipment in Japan and internationally. Its product portfolio comprises 4 stroke and 2 stroke diesel engines, remote controllers, engine monitoring devices, low pressure SCR and EGR systems, fuel injection boosters, DCB flexible couplings, lubricating systems, soundproof room systems, and floating floor systems, as well as engine doctor, advanced electronically controlled lubrication system, and mechanical pulse lubricating system. The company is involved in the manufacture, sale, and repair of primary and onboard support engines for ordinary cargo and passenger ships, and fishing boats, as well as diesel engines for power and electricity generation. It also designs, manufactures, sells, and leases ship equipment and ocean observation equipment; industrial, civil engineering, and building machinery; and transportation and shipping equipment. In addition, the company engages in the design, manufacture, installation, and sale of pollution prevention equipment; design, manufacture, and sale of measurement devices and astronomical observation equipment for use in satellites; and manufacture and sale of forged goods, including ordinary and ductile cast iron, and forged steel products. Further, it manages and leases goods, as well as real estate properties. Akasaka Diesels Limited was founded in 1910 and is headquartered in Tokyo, Japan.