Kotaro Shimbara Race Results
| Year | Racing Series | Racing Circuit | Ranking | Racing Team | Car No. - Race Car Model | ||
|---|---|---|---|---|---|---|---|
| 2025 | F4 Japanese Championship | Fuji International Speedway Circuit | R05 | Champion | 2 | 50 - Other MCS4-24 | |
| 2025 | F4 Japanese Championship | Fuji International Speedway Circuit | R04 | Champion | 2 | 50 - Other MCS4-24 | |
| 2025 | F4 Japanese Championship | Fuji International Speedway Circuit | R03 | Champion | 13 | 50 - Other MCS4-24 | |
| 2025 | F4 Japanese Championship | Fuji International Speedway Circuit | R02 | Champion | 6 | 50 - Other MCS4-24 | |
| 2025 | F4 Japanese Championship | Fuji International Speedway Circuit | R01 | Champion | 21 | 50 - Other MCS4-24 |