Name: RIA ( Research Institute of Architecture)
History:
1934-Yamaguchi Bunsho Architectural design firm was established
1959-Change to Kenchiku Sogo Kenkyujo co., ltd.
1975-Change name to RIA Kenchiku Sogo Kenkyujo Inc.
1988-Change name to RIA Inc.
2000-Aquired the certification of ISO 9001
2003-50th anniversary book "RIA list of works from 1953 to 2003"and "Yamaguchi Bunzo the personality and the work"were published.
Capital: 95,000,000 JPY
Registration:
First-class Architectural Firm : Tokyo, Miyagi, Kanagawa, Aichi, Oosaka, Hyogo, Ishikawa, Hiroshima, Fukuoka.
Constructural consultant : Urban planning and regional planning.
Work fields:
Planning and designing for urban, architecture and housing.
-Architectural section
Community, medical, welfare, sport, hotel, recreational, factory and logistic facilities.
Complex of condominium, medical, welfare and redevelopment.
Housing, interior and furniture.
-Planning section
Urban and broad area planning, shopping and business facilities, regional and redevelopment planning, new urban area and site planning, Recreational and ecological planning, life environment and scenery planning.
Officers:
| Honorary Chairman | Shoichi Kondo | |
| President | Hiroshi Ishida | |
| Executive Director | Yoshiaki Miyahara | |
| Executive Director | Toshiyuki Kegasawa | (Divisional Inspector, Tokyo) |
| Managing Director | Akira Saito | (Divisional Inspector, Osaka, Kobe) |
| Managing Director | Akio Sakakibara | (Divisional Inspector, Nagoya) |
| Managing Director | Kazuhisa Nishina | (Vise Divisional Inspector, Tokyo) |
| Director | Sadao Endo | (Administration) |
| Director | Takashi Houkabe | (Divisional Inspector, Kobe,Vice Divisional lnspector Osaka) |
| Director | Tsuneo Ohashi | (Vise Divisional Inspector, Tokyo) |
| Director | Osatsugu Nakagawa | (Vise Divisional Inspector, Osaka) |
| Director | Kazuyuki Asano | (Planning Officer, Head Office) |
| Director | Katsuhisa Uno | (Divisional Inspector, Hiroshima) |
| Director | Hirokazu Isago | (Vise Divisional Inspector, Tokyo) |
| Director | Hiroshi Nokubo | (Vice Divisional lnspector Tokyo,Divisional Inspector, Yokohama) |
| Auditor | Hiroshi Maruchi | (Divisional Inspector, Tohoku) |
| Hiroto Iwanaga | (Divisional Inspector, Kyushu) | |
| Yoshihito Yonezawa | (Divisional Inspector, Kanazawa) | |
| Motohisa Ando |

