Exhibitions

2011
Les salles voisines, Vezenobres France
Galery Le Moulin, Bram France
2010
DOKA Contemporary Arts Tokio
2009
Exhibition "Harmony of Plane and Solid - Tadaaki Okada & Hikaru Yumura" at DOKA Contemporary Arts Tokio
2008
Solo Exhibition at Gallery Seiho Tokio
2007
Gallery Le Moulin, Bram, France
Convergence International Art Exhibition, Lalit Kala Akademi Gallery, India.
2005
Participation RAI Art Fair Amsterdam.
Exhibition "Meeting Point Japan" in Leenwarden, Holland.
Solo Exhibition at Gallery Seiho Tokio.
2004
RAI Art Fair Amsterdam with Galerie Vromans.
Gallery Vromans, Amsterdam, The Netherlands.
Chinese-Japanese Contemporary Art Exhibition, Shanghai Duoloun Museum of Modern Art.
2003
RAI Art Fair Amsterdam with Galerie Vromans.
2002
Gallery Vromans, Amsterdam, The Netherlands.
Gallery Seiho. Tokyo.
2000
Awarded The 5th Kurayoshi City Green Sculpture Prize.
The 5th Exhibition of Green Sculpture Prize.

Museums and Public Collections

The National Museum of Modern Art, Kyoto
The Museum of Modern Art, Kamakura
The Museum of Modern Art, Saitama
Asahikawa City Museum of Sculpture
The Utsukushigahara Open-Air Museum
Kurayoshi City Museum
Suma Detached Palace Garden
Kobe City
Nagano City
Tottori Prefecture
Ube City
Tokyo Metropolitan Art Space
Fuji Xerox Co., Ltd.
Kumamoto Prefecture Fisheries Experiment Center
Tateyama City Communication Center
Nemuro City Cultural Center
Yonago City
Hatogaya Municipal Office
Fukuyama University
Fuchu City
Sony Technology Center, Atsugi
Akishima Municipal Office
Fukuyama Transporting Co., Ltd. Japan
Ikegami Hall in Ota City, Tokyo
Toyosu Ciel Tower, Tokyo