Chiaki Tanuma

Japan Contract Food Service Association engages in the research on safety, security, health of food in lunch service. It also handles the collection of information and materials on food safety, security, health concerning meal service; promotion of awareness and consultation on health and sanitation concerning meal service; provision of certification, training and recognition for qualifications to improve the quality of service personnel for meal service; and business agency guarantee concerning franchise operation consignment. The company was founded on November 11, 1974 and is headquartered in Tokyo, Japan.

Green House Co., Ltd. provides contract food services. The company was founded by Bunzo Tanuma on April 1, 1947 and is headquartered in Tokyo, Japan.

Green House Foods Co., Ltd. engages in the operation of chain restaurants. The company was founded on December 1, 1966 and is headquartered in Tokyo, Japan.