Koichi was trained as a Master framebuilder at the legendary 3Rensho company in Japan, building bicycles for professional Keirin riders (notably, the ten-time Sprint World Champion Koichi Nakano).
Koichi Ishii | Nakano Sun Plaza | Koichi Zenigata | Koichi Wakata | Syuichi Nakano | Nakano, Tokyo | Nakano School | Nakano | Koichi Wajima | Koichi Sakamoto | Koichi Nakamura | Koichi Domoto | Bull Nakano | Teruyoshi Nakano | ''Ruddock with Koichi Tohei Sensei in Iidabashi dojo (photo by Henry Kono)'' | Nakano Station | Koichi Yamaguchi (bicycle framebuilder) | Koichi Yamaguchi | Koichi Tohei | Kōichi Tōchika | Koichi Tanaka | Kōichi Tabuchi | Koichi Sasada | Koichi Ohata | Koichi Nakano | Kōichi Morita (songwriter) | Kōichi Morita | Koichi Kato | George Nakano |