Spirit of Trees
Steel coated with zinc
Ariake-tennis-no-mori Park (Tokyo, Japan)
1986 Photo by Shigeo Anzai
Symphonic Unison with Trees
Steel
Aoi-umi Park (Aomori City, Japan)
1988
A Big Tree
Steel and granite
Oiso Station Plaza (Kanagawa Pre., Japan)
1989
Memory Tree
Steel
The Utsukushi-ga-hara Open-Air-Museum
（Ueda, Nagano, Japan）
1995 Photo by Susumu Wakisaka