Shun Tosaka has 3 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-17 | 2026 Life Time Chicago Spring Half Marathon & 5K | Half Marathon | 3:44:52 | 6801 |
| 2025-09-28 | 2025 Life Time Chicago Half Marathon + 5K | Half Marathon | 3:33:20 | 8801 |
| 2025-05-18 | 2025 Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 3:25:53 | 5322 |