2008 Junior Kart Championship (JAF Cup) East-West Unified Competition
FP-Jr B Group Official Practice Results (UNOFFICIAL)
DATE:2008-10-26 WEATHER : Cloudy COURSE : Wet International South Course
| Pos. | No. | Driver | Type | Tire | Team | Time | Delay | Gap | Lap |
| 1 | 29 | Waku Iku | KOSMIC/YAMAHA | YH | RKS Fullback | 56.508 | 80.53km/h | 8/8 | |
| 2 | 13 | Shuhei Hayashi | birel/YAMAHA | YH | KART KOZO R | 56.651 | 0.143 | 0.143 | 11/11 |
| 3 | 19 | Yuuya Hiraki | TONY KART/YAMAHA | YH | K.SPEED WIN | 56.777 | 0.269 | 0.126 | 7/8 |
| 4 | 3 | Sho Tsuboi | birel/YAMAHA | YH | Quick Racing Team | 56.968 | 0.460 | 0.191 | 8/8 |
| 5 | 37 | Takuma Shiino | TOP KART/YAMAHA | YH | A project BEMAX | 57.064 | 0.556 | 0.096 | 7/10 |
| 6 | 27 | Kenta Yamashita | CRG/YAMAHA | YH | BionicJack.KT | 57.077 | 0.569 | 0.013 | 9/10 |
| 7 | 25 | Takuya Mori | birel/YAMAHA | YH | HIGUCHI RT | 57.161 | 0.653 | 0.084 | 8/8 |
| 8 | 18 | Ryo Hirakawa | birel/YAMAHA | YH | Masuda Racing Project | 57.218 | 0.710 | 0.057 | 6/9 |
| 9 | 33 | Takashi Kasai | birel/YAMAHA | YH | BLUTE | 57.244 | 0.736 | 0.026 | 8/9 |
| 10 | 17 | Ryo Morito | CORSE/YAMAHA | YH | NEXUS COMPETITION | 57.475 | 0.967 | 0.231 | 5/6 |
| 11 | 16 | Takuma Abe | birel/YAMAHA | YH | Garage C | 57.798 | 1.290 | 0.323 | 7/8 |
| 12 | 20 | Daisuke Arikawa | birel/YAMAHA | YH | Bravo-R for All Seasons | 57.933 | 1.425 | 0.135 | 6/8 |
| 13 | 31 | Akira Matsuzaki | birel/YAMAHA | YH | Rising RT | 58.825 | 2.317 | 0.892 | 3/6 |
| 14 | 30 | Shin Saeki | TONY KART/YAMAHA | YH | HIGUCHI RT | 59.607 | 3.099 | 0.782 | 6/6 |
| 15 | 7 | Narumi Yukawa | TONY KART/YAMAHA | YH | Sakai Racing | 1'00.555 | 4.047 | 0.948 | 3/4 |
| 16 | 23 | Ryota Kiyohara | TONY KART/YAMAHA | YH | K.SPEED WIN | Unable to measure |
