Japan

Tokyo

Roi Building
Rappongi 5-6-1
Minato-Ku

Opened December 9, 1976

Osaka

Sumitomo Nananshima Building
305 Nakanoshima
Kila-Ku

Opened February 1, 1978

 

Nagoya

Imaike Building
4-46, Kakuozhan-dori
Chigusa-Ku

Opened July 16, 1979

 

Sapporo

Hotel Alpha Sapporo
South 1, West 5
Chuo-Ku

Opened April 25, 1980