Kaoru Koyama

Part of Tokyo Tatemono Co., Ltd., Tokyo Building Service Co., Ltd. is a private 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 private company that provides building management services. The company is based in Tokyo, Japan.

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

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.

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.