Masato Yoshii
| Masato Yoshii 吉井 理人 | |
|---|---|
| Yoshii with the Chiba Lotte Marines | |
| Chiba Lotte Marines – No. 81 | |
| Pitcher / Coach / Manager | |
| Born: April 20, 1965 Aridagawa, Wakayama, Japan | |
| Batted: Right Threw: Right | |
| Professional debut | |
| NPB: September 16, 1985, for the Kintetsu Buffaloes | |
| MLB: April 5, 1998, for the New York Mets | |
| Last appearance | |
| NPB: 2007, for the Chiba Lotte Marines | |
| MLB: September 11, 2002, for the Montreal Expos | |
| NPB statistics | |
| Win–loss record | 89–82 | 
| Earned run average | 3.86 | 
| Strikeouts | 763 | 
| MLB statistics | |
| Win–loss record | 32-47 | 
| Earned run average | 4.62 | 
| Strikeouts | 447 | 
| Stats at Baseball Reference | |
| Teams | |
| As player 
 As coach 
 As Manager 
 | |
Masato Yoshii (吉井 理人, Yoshii Masato, born April 20, 1965), nicknamed "Oiyan", is a retired Japanese professional baseball player, former pitching coach and current manager for the Chiba Lotte Marines of Nippon Professional Baseball (NPB). He pitched in Major League Baseball from 1998 to 2002.