2014　Citizen participatory management on conservation and 　　　　creation of biological diversity environment in periphery of 　　　　urban area 　　　　Koga City, Ibaraki, Japan
	2003　Tsuchisawa Atelier House* 　　　　Towa-Town, Iwate
	2002　JR Meguro Station* 　　　　Shinagawa-Ku, Tokyo
	2000　Studio Yakumo* 　　　　Merugo-Ku, Tokyo
	1994　Aobadai Tokyu Department Store Building+YS building* 　　　　Aoba-Ku, Yokohama City
	1994　Zao Sun Heim* 　　　　Yamagata City
	1991　Koga Park, Landscape and Management Planning* 　　　　Koga City, Ibaraki
	1989　Kita Club * 　　　　Sapporo City, Hokkaido

Project　with a sign(*) is a matter which our technical expert had taken charge at former belonging company before the establishment of 9steps Corporation.