Koichi Ogata (緒方 孝市, Ogata Koichi?, born December 25, 1968 in Tosu, Saga) is a famous Japanese baseball player. Throughout his 18 year career, he has played only with the Hiroshima Toyo Carp.
As of the 2007 season, some of his accomplishments include:
- 200 home runs (239)
- 1500 games played (1686)
- 5000 at bats (5217)
- 800 runs (899)
- 200 doubles (253)
- 2500 total bases (2510)
- 200 stolen bases (264)
- 600 walks (610)