Most racedays with other riders
Riders sorted by the number of times they started in the same race as Kenta Kojima.
| # | Rider | Number of races |
|---|---|---|
| 1 | ISHIHARA Yuki | 6 |
| 2 | TAKEYAMA Kosuke | 6 |
| 3 | ISHII Shunpei | 6 |
| 4 | TOMIO Daichi | 5 |
| 5 | NAKAMURA Keisuke | 5 |
| 6 | NAKAGAWA Ken | 5 |
| 7 | UNUMA Riku | 5 |
| 8 | KUROEDA Saya | 5 |
| 9 | YAMAMOTO Masaki | 5 |
| 10 | FUJITA Shunsuke | 5 |
| 11 | NAKAMURA Kaito | 5 |
| 12 | OKAMOTO Hayato | 4 |
| 13 | KURIHARA Haruka | 4 |
| 14 | TOBARU Hayato | 4 |
| 15 | YUASA Tatsuki | 4 |
| 16 | HORIGOME Togo | 4 |
| 17 | NARUMI Daichi | 4 |
| 18 | TAKEMURA Taku | 4 |
| 19 | HIRABAYASHI Fuki | 4 |
| 20 | SHIGEMITSU Jo | 4 |
| 21 | KOYAMA Tomoya | 4 |
| 22 | YOKOYAMA Kota | 4 |
| 23 | OMAE Kakeru | 4 |
| 24 | MAGOSAKI Daiki | 4 |
| 25 | HIGUCHI Takaaki | 4 |
| 26 | TOKOI Ryota | 4 |
| 27 | NITTA Toya | 4 |
| 28 | TSUKAMOTO Itsuki | 4 |
| 29 | KUSABA Keigo | 4 |
| 30 | OURA Gyo | 3 |
| 31 | NISHI Torataro | 3 |
| 32 | NOMOTO Sora | 3 |
| 33 | MATSUMOTO Yusuke | 3 |
| 34 | SAITO Ryota | 3 |
| 35 | TOKUDA Suguru | 3 |
| 36 | KATSUMATA Koyo | 3 |
| 37 | SATO Ryo | 3 |
| 38 | ARAI Yuta | 3 |
| 39 | MURATA Yuya | 3 |
| 40 | MIZOGUCHI Tomoki | 3 |
| 41 | OKAMOTO Yutaro | 3 |
| 42 | OKA Atsushi | 3 |
| 43 | ARASHIRO Ginji | 3 |
| 44 | PRADES Benjamín | 3 |
| 45 | NAKATA Takuya | 3 |
| 46 | YASUDA Kyosuke | 3 |
| 47 | KAZAMA Shoma | 3 |
| 48 | KIMURA Keisuke | 3 |
| 49 | ITO Daichi | 3 |
| 50 | KOYAMA Takahiro | 3 |