| Yudai Kawai | |
| Position: | Pitcher |
| Bats: | Left |
| Throws: | Left |
| Birth Date: | 1980 6, df=yes |
| Birth Place: | Kitasaku District, Nagano, Japan |
| Debutdate: | April 20 |
| Debutyear: | 2005 |
| Debutteam: | Chunichi Dragons |
| Statyear: | 2016 |
| Statleague: | NPB |
| Stat1label: | Win-Loss |
| Stat1value: | 28-31 |
| Stat2label: | ERA |
| Stat2value: | 3.44 |
| Stat3label: | Strikeouts |
| Stat3value: | 247 |
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is a retired professional Japanese baseball player. He played pitcher for the Chunichi Dragons.
Kawai announced his retirement on 23 September 2016,[1] and played his final game for the Dragons against the Hanshin Tigers at Nagoya Dome pitching 5 straight deliveries in a row to retire the pinch hitting Shunsuke Fujikawa.[2]