Koh Shibazaki has 3 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-09-29 | 2024 Life Time Chicago Half Marathon + 5K | Half Marathon | 1:59:32 | 2027 |
| 2023-08-27 | 2023 Chicago Triathlon Sprint | 1:18:05 | 82 | |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 2:36:53 | 191 |