Nissei Corp. (Aichi) engages in the manufacture and sale of power transmission equipment. It operates through the following segments: Reducer, Gear, and Real Estate Leasing. The Reducer segment offers gear motors, inverters, bevel gear boxes, and servomotors. The Gear segment provides spur, helical, internal, bevel, hypoid, and worm gears. The Real Estate Leasing segment deals with property rentals. The company was founded on March 12, 1942 and is headquartered in Anjo, Japan.