Hiroyuki Sato

Daibiru Corp. engages in the real estate business. It provides rental and leasing of office buildings, apartments, hotels, car parks, and holiday cottages. It operates through the following segments: Leasing, Facility Management, and Other Businesses. The Leasing segment handles the leasing of office buildings, commercial facilities, and residential properties. The Facility Management segment provides building cleaning, equipment management, and security services. The Other Businesses segment includes construction undertaking and management, and real estate brokerage. The company was founded on October 15, 1923 and is headquartered in Osaka, Japan.

Hakuseisha Co., Ltd. engages in the building maintenance and security services business. The company provides cleaning services to department stores, commercial facilities, hotels, and office buildings. It is also engaged in the real estate management, temporary staffing, call center, and warehousing businesses. The company was founded on August 13, 1954 and is headquartered in Tokyo, Japan.