FIT 1.5 Challenge Cup Final Best Lap Order
DATE:2015-12-06 WEATHER: Fine COURSE: Dry International Racing Course 5.807km
| Pos. | No. | Driver | Type | Team/Car | Time | Delay | Gap | Laps |
| 1 | 55 | Takeshi Matsumoto | GK5 | BOLD West Sunshine T3RFIT | 2'33.267 | 136.40km/h | 3/4 | |
| 2 | 11 | Kazuhiko Niwa | GK5 | Honda Cars Kyoto KYB FIT | 2'33.300 | 0.033 | 0.033 | 3/8 |
| 3 | 1 | Junzo Shibatani | GK5 | JOE48Kone Asplay WM Dragon SPM | 2'33.479 | 0.212 | 0.179 | 3/8 |
| 4 | 81 | Takuji Okada | GK5 | KYR Techno Drive HMB Senalt FIT | 2'33.616 | 0.349 | 0.137 | 2/8 |
| 5 | 7 | Hideo Morinishi | GK5 | Sugako☆GS Form☆Fine FIT | 2'33.680 | 0.413 | 0.064 | 3/8 |
| 6 | 70 | Hirobon | GK5 | Underle NUTEC Brake Shop GPO Higashino R | 2'33.793 | 0.526 | 0.113 | 3/8 |
| 7 | 80 | Hiroshi Ito | GK5 | versus KYR DUNLOP | 2'33.815 | 0.548 | 0.022 | 3/8 |
| 8 | 14 | Kyouji Ueoka | GK5 | Winning Brake Shop ATS09 Cars FIT | 2'33.867 | 0.600 | 0.052 | 3/8 |
| 9 | 30 | Toshihiro Kubota | GK5 | Honda Cars Tokyo ☆ Senaruto FIT | 2'34.023 | 0.756 | 0.156 | 3/8 |
| 10 | 18 | Toshiki Katsurada | GK5 | JMC K-Beast SSR ED | 2'34.103 | 0.836 | 0.080 | 3/8 |
| 11 | 25 | Toshiya Ito | GK5 | BRIDE&Aikureo&K-oneFIT | 2'34.282 | 1.015 | 0.179 | 4/8 |
| 12 | 9 | Masayuki Ueda | GK5 | Rn-Sports Brake Shop Senaruto GK5 | 2'34.330 | 1.063 | 0.048 | 3/8 |
| 13 | 22 | Reo Teranishi | GK5 | INOKI M2 BS FIT | 2'34.492 | 1.225 | 0.162 | 4/8 |
| 14 | 62 | Resshu Shioya | GK5 | GIMOTION WM FIT | 2'34.621 | 1.354 | 0.129 | 3/8 |
| 15 | 36 | Jun Fujii | GK5 | FCMGg Chikara Close-Up Braking Shop | 2'35.031 | 1.764 | 0.410 | 2/8 |
| 16 | 39 | Hiroshi Otani | GK5 | Big Valley Sergeant WM. Repsol | 2'37.284 | 4.017 | 2.253 | 7/8 |
| 17 | 67 | Ayumu Ikeda | GK5 | BS YAMATO FIT | 2'39.418 | 6.151 | 2.134 | 5/8 |
