| Masayuki Kuwahara | |
| Position: | Outfielder |
| Team: | Yokohama DeNA BayStars |
| Number: | 1 |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 21 July 1993 |
| Birth Place: | Izumi, Osaka, Japan |
| Debutdate: | October 1 |
| Debutyear: | 2012 |
| Debutleague: | NPB |
| Debutteam: | Yokohama DeNA BayStars |
| Statyear: | 2020 season |
| Stat1label: | Batting average |
| Stat1value: | .258 |
| Stat2label: | Home runs |
| Stat2value: | 38 |
| Stat3label: | Runs batted in |
| Stat3value: | 154 |
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is a professional Japanese baseball player. He plays outfielder for the Yokohama DeNA BayStars.