NITTAN VALVE CO., LTD. is a Japan-based company mainly engaged in the manufacture and sale of small engine valves, variable valves, gears, and power-by-wire. It operates through three business segments. Small Engine Valve segment is engaged in the manufacture and sale of small engine valves for passenger cars, motorcycles, trucks, buses and general-purpose products. Variable Valve, Gear and PBW segment is engaged in manufacture and sale of electromagnetic continuous cam variable phase mechanisms for automobiles, precision forged gears for automobiles, trucks, agricultural machinery, construction machinery, industrial machinery, as well as parts for automatic transmissions. Marine Parts segment is engaged in the manufacture and sale of marine engine valves and engine valves for general-purpose products. It is also engaged in manufacture and sale of valve lifters and roller rocker arms, the management of global expansion, and the production, processing and sale of agricultural products.