Koichi Sekikawa (関川 浩一, Sekikawa Kōichi; born April 1, 1969) is a Japanese former professional baseball catcher, outfielder, and current field player coordinator for the Fukuoka SoftBank Hawks of Nippon Professional Baseball (NPB). He previously played for the Hanshin Tigers, the Chunichi Dragons, and the Tohoku Rakuten Golden Eagles.
Source: “Koichi Sekikawa”, English Wikipedia (CC BY-SA 4.0), excerpt