Tachi-S Co., Ltd. engages in the manufacture and sale of car seats and car seat components to automotive manufacturers. The company is headquartered in Ome-Shi, Tokyo-To and currently employs 10,560 full-time employees. The firm operates through six business segments. The company is engaged in the manufacturing and sales of seats for vehicles, including passenger cars, trucks and buses. The company is also engages in the manufacturing and sales of other parts, such as steering components and vehicle body mechanism components. The company is also engaged in the rental of commerce facilities.