digital PBX

1994	"Video Jelly" in the exhibition "Desert of Desires- goes beyond the pleasure principle",Spiral, Tokyo
1996	"Floating Tropical Balls" solo exhibition, Galleria Grafica bis, Tokyo
1998	"Please take off your shoes and come in." solo exhibition, Galleria Grafica bis, Tokyo
2000	"A Human Work" stage design for Tomoko Mukaiyama piano performance, Amsterdam,Den Haag, Utrecht, Rotterdam, Groningen, Tokyo
2001	"Memories of a Summer" solo exhibition, Galleria Grafica bis, Tokyo

Hiroyuki Kato

1960	Born in Shizuoka
1983	Graduated from Waseda University, Faculty of Science and Technology, Department of Architecture

Makoto Yokomizo

1962	Born in Kanagawa
1984	Graduated from Tokyo National University of Fine Arts and Music, Department of Architecture
1986	Completed the MA Program at Tokyo National University of Fine Arts and Music,Department of Architecture