Tetsuya Utsumi (内海 哲也, Utsumi Tetsuya, born April 29, 1982 in Kyoto, Japan) is a Japanese professional baseball player for the Saitama Seibu Lions of Nippon Professional Baseball(NPB). He previously played for the Yomiuri Giants.
Tetsuya Utsumi (内海 哲也, Utsumi Tetsuya, born April 29, 1982 in Kyoto, Japan) is a Japanese professional baseball player for the Saitama Seibu Lions of Nippon Professional Baseball(NPB). He previously played for the Yomiuri Giants. (en)
우쓰미 데쓰야(일본어: 内海 哲也, 1982년 4월 29일 ~ )는 일본의 프로 야구 선수이며, 현재 퍼시픽 리그 세이부 라이온스의 소속 선수(투수)겸 플레잉 코치이다. (ko)