There are 1 Japanese MLB players played for the Baltimore Orioles

Koji
Uehara

RHP Boston Red Sox

(Baltimore Orioles, Texas Rangers, Boston Red Sox , Chicago Cubs, Yomiuri Giants)

上原浩治 (うえはら・こうじ)

Bats: R Throws: R

Current Age 46

6-2, 195lb (188cm, 88kg)

MLB Debut:
2009-04-08 (34)