| Kota Futaki | |
| Position: | Pitcher |
| Team: | Chiba Lotte Marines |
| Number: | 18 |
| Birth Date: | 1 August 1995 |
| Bats: | Right |
| Throws: | Right |
| Debutleague: | NPB |
| Debutdate: | October 5 |
| Debutyear: | 2015 |
| Debutteam: | Chiba Lotte Marines |
| Statyear: | April 2, 2022 |
| Statleague: | NPB |
| Stat1label: | Win–loss record |
| Stat1value: | 40-45 |
| Stat2label: | ERA |
| Stat2value: | 4.09 |
| Stat3label: | Strikeouts |
| Stat3value: | 577 |
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Kota Futaki (二木 康太, born August 1, 1995) is a Japanese professional baseball pitcher for the Chiba Lotte Marines in Japan's Nippon Professional Baseball.