Kaoru Koyama

Part of Tokyo Tatemono Co., Ltd., Tokyo Building Service Co., Ltd. is a company based in Tokyo, Japan. The Japanese company's description is written in a non-English language and needs to be translated to English.

Part of Tokyo Tatemono Co., Ltd., Tokyo Real Estate Management Co., Ltd. is a company that provides building management services. The company is based in Tokyo, Japan.

Seishin Service Co., Ltd. offers building services. This includes security, finery, waste disposal, facility and equipment maintenance, and parking services. The company was founded on December 23, 1974 and is headquartered in Tokyo, Japan.

Totech Hokkaido Corp. distributes, installs, and maintains industrial air-conditioners, heaters, pumps, and blowers. It also sells and maintains energy conservation products. The company was founded in September 1967 and is headquartered in Sapporo, Japan.

Part of Totech Corp., Nippon Builcon Corp. is a Japanese total solution company for building facilities. The company is based in Tokyo, Japan. The company specializes in controlling all aspects of buildings for the long term.