Archivision Hirotani Studio was established by Yoshihiro Hirotani and Yusaku Ishida in 2006. Yoshihiro Hirotani earned a degree in architecture from Tokyo University of science in 1980. Yusaku Ishida earned a Master in architecture from Tokyo City University in 1992. For a recent work, commercial building and local community center, nursery school, apartment houses, personal house pass to having many kinds. There is much receiving a prize about the building design. PRIZE 2011: GOOD DESIGN PRIZE for Leimond Nursery School in NAGAHAMA , KIDS DESIGN AWARD 2011 for Leimond Nursery School in NAGAHAMA , JCD Second Prize, Japanese Society of Commercial Space Designers for Leimond Nursery School in NAGAHAMA , Architectural Institute of Japan, Selected Architectural Designs for Leimond Nursery School in SAKADO. 2012: GOOD DESIGN PRIZE for Leimond Nursery School in Shonaka, KIDS DESIGN AWARD 2012 for Leimond Nursery School in Shonaka , JCD Best100, Japanese Society of Commercial Space Designers for Leimond Nursery School in Shonaka.