Challenge Mini Free Practice Results Table
DATE:2018-09-02 WEATHER: Fine COURSE: Dry International South Course 1.264km
| Pos. | No. | Rider | Type | Team | Time | Delay | Gap | Lap | |
| 1 | 15 | Ryo Watanabe | Honda GROM | 1'04.257 | 70.82km/h | 9/10 | |||
| 2 | 2 | Katsumasa Hashizume | Honda NSF100 | 1'06.154 | 1.897 | 1.897 | 6/9 | ||
| 3 | 22 | Yoshi Iiyoshi | Honda NSF100 | Team Swallowtail + Aurora | 1'06.761 | 2.504 | 0.607 | 4/9 | |
| 4 | 51 | Kaoru Katayama | Honda GROM | T・Moto Kids | 1'09.387 | 5.130 | 2.626 | 9/9 | |
| 5 | 32 | Yasushi Tokuda | Honda NSR50 | CLUB Motor Lab EJ | 1'09.494 | 5.237 | 0.107 | 8/8 | |
| 6 | 89 | Kazuma Ishikawa | Honda NSF100 | BIKE・KOZO Racing | 1'09.835 | 5.578 | 0.341 | 8/8 | |
| 7 | 10 | Izumi Haruka | Honda NSF100 | IZUMI Racing PJ | 1'10.670 | 6.413 | 0.835 | 7/8 | |
| 8 | 7 | Maki Igarashi | Honda NSF100 | HAL Automobile Sport | 1'10.800 | 6.543 | 0.130 | 3/9 | |
| 9 | 87 | Sawada En | Honda APE100 | Team SAKURA | 1'11.016 | 6.759 | 0.216 | 3/8 | |
| 10 | 1 | Junji Yamada | Kawasaki Z125 | Chick Group | 1'13.120 | 8.863 | 2.104 | 7/8 | |
| 11 | 95 | Mie Naruse | Honda NSF | de"LIGHT T&M | 1'16.247 | 11.990 | 3.127 | 6/7 | |
| 12 | 66 | Shoyuki Fujii | Honda Ape100 Type-D | CLUB Motor Lab EJ | 1'20.376 | 16.119 | 4.129 | 4/5 |
