1944 Born in Uwajima, Ehime Prefecture
 

1969 Trends in Contemporary Art exhibition (National Museum of Modern Art, Kyoto)

1970 10th International Art Exhibition, Japan <Between Man and Matter> (Tokyo Metropolitan

Art Museum); August 1970 Aspects of New Japanese Art exhibition (National Museum of Modern Art,Tokyo)

1971 7th Paris Biennale (Paris, France)

1976 37th Venice Biennale (Venice, Italy)

1980 39th Venice Biennale (Venice, Italy)

1983 17th São Paulo Biennale (São Paulo, Brazil)

1984 Metaphor and/or Symbol, A Perspective on Contemporary Art exhibition (National Museum of Modern Art, Tokyo)

1986 Japon des avant-gardes 1910-1970, exhibition (Centre Georges Pompidou : Paris, France)

1988 MONOHA (Museo Laboratorio di Arte Contemporanea di Roma : Rome, Italy)

1989 20ste Biennale Middelheim—Japan (Openluchtmuseum voor Beeldhouwkunst Middelheim : Antwerp, Belgium)

1992 Individual exhibition : Sculptor of Today, of a Culture. (The Museum of Fine Arts, Gifu)

1994 Japanese Art After 1945 : Scream against the sky (Guggenheim Museum, New York, etc.)

1995 Matter and Perception 1970 (The Museum of Fine Arts, Gifu,etc)

1995 Asiana (Palazzo Vendramin Calergi : Venice, Italy)

1998 The Domain of the Form—Functional Beauty and its Transmigration (National Museum of Modern Art, Tokyo) 

2000 3th Gwangju Biennale Special Exhibitions (Gwangju, Korea); Century City Art and Culture in The Modern Metropolis (Tate Modern, London); Contemporary Art from Japan/1980 until now. (Kröller Müller Museum : Houtkampweg, Netherlands); MONO-ha (School of Things) (KETTLE’S YARD, Cambridge)

2005 Arts Nova 2005- Between The Contemporary Avant-garde Art and The Crafts (Museum of Contemporary Art Tokyo) ; Reconsidering Mono-ha (The National Museum of Art, Osaka)

2007 Living in the Material World: Things in Art of the 20th Century and Beyond (The National Art Center, Tokyo)