Challenge BIG Free Practice Results
DATE:2019-03-17 WEATHER: Fine COURSE: Dry International South Course 1.264km
| Pos. | No. | Cls. | Rider | Type | Team | Time | Delay | Gap | Lap | ||
| 1 | 21 | Challenge Unlimited | 1 | Hiroyuki Nipura | Honda/CRF450R | 52.376 | 86.88km/h | 6/9 | |||
| 2 | 88 | Challenge Unlimited | 2 | Takata Kikuchi | Honda/CRF450R | Moto Step RT Selection | 56.217 | 3.841 | 3.841 | 10/10 | |
| 3 | 76 | Challenge Unlimited | 3 | Tetsu Nakao | Honda/CBR600RR | Rider House Miyajima | 58.143 | 5.767 | 1.926 | 6/8 | |
| 4 | 39 | Challenge Unlimited | 4 | Hiroaki Sakurai | Honda/CBR1000RR | BOB-san and the Fun T-FCC | 58.605 | 6.229 | 0.462 | 8/10 | |
| 5 | 51 | ChalleBIG | 1 | Kin'ichi Uchida | Honda/CBR600RR | 1'04.160 | 11.784 | 5.555 | 6/8 | ||
| 6 | 3 | ChalleBIG | 2 | Yūichi Sakamoto | Yamaha/YZF-R1 | RT Kamimura & F.C.C. | 1'04.603 | 12.227 | 0.443 | 8/9 | |
| 7 | 34 | ChalleBIG | 3 | Koichi Hirata | Yamaha/FZ4004YR | BO2 Takai Racing | 1'07.557 | 15.181 | 2.954 | 9/9 |
