| Ryuta Heinai | |
| Position: | Pitcher |
| Team: | Yomiuri Giants |
| Number: | 66 |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 1 August 1998 |
| Birth Place: | Akashi, Hyōgo, Japan |
| Debutleague: | NPB |
| Debutdate: | April 20 |
| Debutyear: | 2021 |
| Debutteam: | Yomiuri Giants |
| Statyear: | April 3, 2022 |
| Stat1label: | Win–loss record |
| Stat1value: | 0–1 |
| Stat2label: | Earned run average |
| Stat2value: | 13.50 |
| Stat3label: | Strikeouts |
| Stat3value: | 6 |
| Teams: |
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is a professional Japanese baseball player. He is a pitcher for the Yomiuri Giants of Nippon Professional Baseball (NPB).[1]