| Teppei Mataki | |
| Position: | Pitcher |
| Team: | Yomiuri Giants |
| Number: | 46 |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | 12 February 1999 |
| Birth Place: | Fuefuki, Yamanashi, Japan |
| Debutleague: | NPB |
| Debutdate: | June 1 |
| Debutyear: | 2024 |
| Debutteam: | Yomiuri Giants |
| Finalleague: | NPB |
| Statyear: | 2024 season |
| Stat1label: | Win–loss record |
| Stat2label: | Earned Run Average |
| Stat3label: | Strikeouts |
| Stat4label: | Saves |
| Stat5label: | Holds |
| Teams: |
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is a professional Japanese baseball player. He plays pitcher for the Yomiuri Giants.[1] [2]