1971…… Founded 'Julia, Pempel Atelier' with students and graduates from Tokyo University of Fine Arts and Music; Organized and produced exhibitions, concerts and theaters

1977…… Exhibition “Pioneers of Contemporary Art in Japan”

1978…… Exhibition “Antonio Gaudi”(traveled to 13 cities; accompanied lectures and film shows in 30 venues)

1979……Opened the graphic gallery ‘Art Front’.

1980……Exhibition 'Prints Show for Children' (hosted by 80 schools; until '82) Established the publishing company 'Gendaikikakushitsu Publishers Co., Ltd.'

1981……Concert "Triangle Music Tour" (traveled to 13 venues/Performers: Toshi Ichiyanagi, Kazue Sawai, Sumire Yoshihara)

1982……Established ‘Art Front Gallery Co., Ltd.’

1984……Opened 'Hillside Gallery' at Hillside Terrace.

1988……Organized the exhibition "Art against Apartheid"(entitled in Japan "Apartheid Non! International Art Festival") at the request of UNESCO (traveled to 194 venues and attracted 380,000 visitors until '90)

1989……Opened 'Barcelona Shop' dealing with Spanish goods at Hillside Terrace.

1991……Coordinated to send "Art against Apartheid" to Korea (Seoul Art Center) at the request of Cultural Foundation against Apartheid, Paris. Established 'Arcology Japan International' an organization to support the architect Paolo Soleri's ecological city project "Arcosanti" in Arizona. Art Competition for the urban redevelopment at the former Tachikawa base site (1st prize)

1992……Opened 'Art Front Graphics' at Hillside Terrace

1994……Faret Tachikawa Art Project

1996……Competition for the Kyoto Oike Street Symbolic Road Art Project (1st prize)

1997……Kyoto Station Billboards Project. Competition for Kushiro Civic Core Project (1st prize). Echigo-Tsumari Art Necklace Project started.

1998……Planning and curatorial work to establish 'Musee Hamaguchi Yozo'.　Competition for Aomori Grand Park (1st prize).　Organized serial events to celebrate the 30th anniversary of Hillside Terrace (Hillside Terrace was awarded Mecenat Grand Prize '98)

1999……"Daikanyama Installation" (biannual) started

2000……Echigo-Tsumari Art Triennial (attracted 160,000 visitors; awarded the Furusato Event Grand Prize)

2001……EU-Japan joint project "New Trends of Architecture in Europe and Japan" (annual) started. The 4th Tachikawa International Art Festival (Artistic director: Fram Kitagawa)