Yugo Iwasawa Qualifying Lap Time Records
| Lap Time | Racing Team | Racing Circuit | Race Car Model | Race Car Level | Year / Racing Series |
|---|---|---|---|---|---|
| 59:59.995 | Autopolis Circuit | Other MCS4-24 | Formula | 2025 F4 Japanese Championship | |
| 59:59.996 | Suzuka Circuit | Other MCS4-24 | Formula | 2025 F4 Japanese Championship | |
| 59:59.996 | Sportsland Sugo | Other MCS4-24 | Formula | 2025 F4 Japanese Championship | |
| 59:59.997 | Suzuka Circuit | Other MCS4-24 | Formula | 2025 F4 Japanese Championship | |
| 59:59.997 | Sportsland Sugo | Other MCS4-24 | Formula | 2025 F4 Japanese Championship | |
| 59:59.998 | Fuji International Speedway Circuit | Other MCS4-24 | Formula | 2025 F4 Japanese Championship | |
| 59:59.999 | Fuji International Speedway Circuit | Other MCS4-24 | Formula | 2025 F4 Japanese Championship |