| Ryoga Tomiyama | |
| Position: | Pitcher |
| Team: | Orix Buffaloes |
| Number: | 28 |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | 3 May 1997 |
| Birth Place: | Gobō, Wakayama, Japan |
| Debutleague: | NPB |
| Debutdate: | September 26 |
| Debutyear: | 2019 |
| Debutteam: | Orix Buffaloes |
| Statyear: | 2021 season |
| Stat1label: | Win–loss record |
| Stat1value: | 2-3 |
| Stat2label: | Earned Run Average |
| Stat2value: | 3.11 |
| Stat3label: | Strikeouts |
| Stat3value: | 51 |
| Stat4label: | Saves |
| Stat4value: | 0 |
| Stat5label: | Holds |
| Stat5value: | 23 |
| Teams: |
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is a professional Japanese baseball player. He plays pitcher for the Orix Buffaloes.[1] [2]