Watanabe Residence is located at 4-7 Minami Ichijo Higashi, Chuo-ku, Sapporo. The building was completed in 1983 and is a seven-story office building. The building is available for use 24 hours a day and is equipped with fiber optic lines, providing a comfortable space for office workers. The address is 4-7 Minami Ichijo Higashi, Chuo-ku, Sapporo, and the nearest station is "Bus Center Mae" station, a 1-minute walk away.

Nichi-Itachi Bunka Kaikan Shinkan is a rental office building located in Minami Ichijohigashi, Chuo-ku, Sapporo. The seven-story building was completed in 1985. The building is not only equipped with mechanical maintenance to enhance a sense of security, but also provides excellent comfort with separate men's and women's restrooms. The offices are individually air-conditioned, providing office workers with a comfortable space that adjusts to the season and weather conditions. The address of the Nichi-Italia Bunka Kaikan Shinkan is 3-10-1 Minami Ichijo Higashi, Chuo-ku, Sapporo.

Maison Kitaichijo Building is a rental office building located in Kitaichijo, Chuo-ku, Sapporo. 7 stories high, the building was completed in 1984 and meets the new earthquake resistance standards. It is a 5-minute walk from Bus Center-mae Station on the Subway Tozai Line, and is close to the station. The building is equipped with fiber-optic lines and 24-hour access to meet modern needs. The address is 5-10-5 Kita Ichijo Higashi, Chuo-ku, Sapporo, Hokkaido.

Sarasa Building is an office building for rent located in Odori Higashi, Chuo-ku, Sapporo. 6 stories high, the building was completed in 1983 and meets the new earthquake resistance standards. The building is centrally air-conditioned with separate men's and women's restrooms to enhance comfort. It is only a 2-minute walk from the nearest station, Bus Center-mae Station on the Tozai Subway Line, and within walking distance from Odori Station. The building is also within walking distance of Odori Station, which is very attractive. The address of Sarasa Building is 2-15-1 Odori Higashi, Chuo-ku, Sapporo, Hokkaido.