| Hirotoshi Takanashi | |
| Position: | Pitcher |
| Team: | Tokyo Yakult Swallows |
| Number: | 40 |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 5 June 1991 |
| Birth Place: | Mobara, Chiba, Japan |
| Debutdate: | May 3 |
| Debutyear: | 2015 |
| Debutteam: | Hokkaido Nippon-Ham Fighters |
| Statleague: | NPB |
| Statyear: | April 6, 2022 |
| Stat1label: | Win–loss |
| Stat1value: | 36-31 |
| Stat2label: | ERA |
| Stat2value: | 3.93 |
| Stat3label: | Strikeouts |
| Stat3value: | 504 |
| Teams: |
|
| Highlights: | |
is a professional Japanese baseball player. He plays pitcher for the Tokyo Yakult Swallows.