Ranked world No. 622 on the ATP Tour, Shintaro Imai represents Japan as a professional tennis player. He is right-handed. His career-high ranking is No. 290. He began his professional career in 2012.
Shintaro Imai gained ranking points at Futures level in 2025. He reached the final at M15 Tokyo. Additional semifinals at M15 Osaka and Astana Challenger. Season record: 24-13. Record on hard in lower tier: 24-13. He won 72% on first serve, won 54% on second serve return, and won 60% serve pressure points.
Shintaro Imai competed at Futures/ITF level in 2024. He won two titles at M15 Tokyo and M15 Hong Kong. Additional semifinals at M25 Swan Hill and Burnie Challenger. Record: 30-19. Challenger/ITF hard record: 27-17. He won 71% on first serve, saved 61% of break points, and won 52% on second serve return.
Imai developed through Futures tournaments in 2023. He captured one title at M25 Brisbane. Season record: 5-4.
Shintaro Imai gained ranking points at Futures level in 2022. He won two titles at M15 Jakarta and M15 Chiang Rai. He also reached the final at M25 Chiang Rai. Record: 28-13. Record on hard in lower tier: 28-13. He averaged 0.22 double faults per game, won 70% on first serve, and won 44% on second serve return.
Shintaro Imai competed at Futures/ITF level in 2021. He captured one title at M25 Falun. Season record: 21-18. Challenger/ITF hard record: 21-18.
Imai developed through Futures tournaments in 2020. Record: 3-3.
The Japanese player gained ranking points at Futures level in 2019. He won three titles at M15 Tsukuba, M25 Hong Kong, and M15 Nishi Tama. He also reached finals at M25 Hong Kong and M15 Nonthaburi. Additional semifinals at M25 Nonthaburi, Kobe Challenger, and M15 Sharm El Sheikh. Season record: 51-24. Record on hard in lower tier: 51-24. He won 49% on second serve return, averaged 0.41 aces per game, and averaged 0.29 double faults per game.
Shintaro Imai competed at Futures/ITF level in 2018. He captured one title at Thailand F5. He also reached the final at Hong Kong F2. Additional semifinals at Japan F2 and Hong Kong F6. Record: 28-21. Challenger/ITF hard record: 28-21. He won 47% on second serve, saved 56% of break points, and won 67% on first serve.
Imai developed through Futures tournaments in 2017. He captured one title at Hong Kong F3. He also reached the final at Japan F6. Additional semifinals at China F6, Hong Kong F2, Indonesia F7, and Chinese Taipei F2. Season record: 34-22. Challenger/ITF results on hard: 30-21. He won 28% on first serve return, converted 44% of break opportunities, and won 36% on second serve return.
The Japanese player gained ranking points at Futures level in 2016. He won three titles at India F2, M15 Osaka, and Indonesia F4. He also reached the final at Japan F4. Additional semifinals at India F3 and Indonesia F5. Record: 40-23. Record on hard in lower tier: 40-23. He won 37% on first serve return, saved 64% of break points, and averaged 0.39 aces per game.
Shintaro Imai competed at Futures/ITF level in 2015. He reached two finals at Japan F2 and Hong Kong F4. Season record: 7-6. Challenger/ITF hard record: 7-6.
Shintaro Imai developed through Futures tournaments in 2014. He reached the quarterfinal at Japan F1. Record: 3-5.
Shintaro Imai gained ranking points at Futures level in 2013. He reached the quarterfinal at Japan F2. Season record: 3-5.