His major works, including Kyōto Station, the Umeda Sky Building in Osaka, the Yamato International building in Tokyo, the Sapporo Dome in Hokkaidō, and other important structures in Japan, have earned many awards.

With a doctorate in engineering, he was a professor at the University of Tokyo until 1997, and subsequently held an emeritus position.

He became an associate professor in the Faculty of Architecture at the University of Tokyo in 1964 and an associate professor at the Institute of Industrial Science at the University of Tokyo in 1969.

He changed the designation to "Hiroshi Hara + Atelier Φ" from 1999.

[3] Media related to Hiroshi Hara at Wikimedia Commons