Yasutaka SHIRASAKI Okayama International Circuit Aika-ajokierroksen ennätykset
| Kierrosaika | Kilpatiimi | Kilparata | Kilpa-auton malli | Kilpa-auton taso | Vuosi / Kilpasarja |
|---|---|---|---|---|---|
| 01:31.146 | Okayama International Circuit | Ferrari 296 Challenge GT3 | GT3 | 2025 Ferrari Challenge Japan | |
| 01:32.139 | Okayama International Circuit | Ferrari 488 Challenge EVO | GT3 | 2024 Ferrari Challenge Japan | |
| 01:34.398 | Okayama International Circuit | Ferrari 488 Challenge EVO | GT3 | 2024 Ferrari Challenge Japan | |
| 01:49.458 | Okayama International Circuit | Ferrari 296 Challenge GT3 | GT3 | 2025 Ferrari Challenge Japan |