| 1935 | Born in Kawagoe,Saitama,Japan |
| 1957 | Graduated,Waseda Univ. dept.of architecture |
| 1959 | Graduated,Waseda Univ. dept.of economics |
| 1959 | Editorial dept.,Shinkenchiku-sya Co.,Ltd. |
| 1964 | Editor,Shinkenchiku magazine |
| 1971 | Director/Editor,Shinkenchiku-sya Co.,Ltd. |
| 1991 | Established Architectural Communication Consultant,Ltd.
Professional advisor, Nasunogahara Harmony Hall Competition
Professional advisor, Nara Convention Hall International Competition |
| 1993 | Professional advisor, Nigata Civic Hall Competition |
| 1994 | Professional advisor, Yokohama Port Terminal International Competition
Professional advisor, Saitama Arena Competition |
| 1995 | Professional advisor, Kitakyusyu Media Dome Competition |
| President, Architectural Communication Consultant,Ltd. |
| Director, Shinkenchiku-sya Co.,Ltd. |
| Board member,Yoshioka Bunko Scholarship Foundation |
| Board member,the Yamagiwa Art Foundation |
| Board member,Waseda Univ.architectural alumni association |
| Chairman, Architecture of the Year Award |
| Board member, Creative Town Okayama |
| Chairman, Saitama Scenic Beauty Award |
| Board member,Triennale Nara planning committee |
| Chairman,Kawagoe City Scenic Beauty Award |
| Board member,Japan Inter-Design Forum |
