ERK 2003 Championship
ERK 2003 Championship
March 9th, 2003: 45 minutes endurance race
| Number | Vehicle name | Class | Representative name | Number of drivers |
| 21 | Yomiuri Cotowaricou ZEK-00 | ERK-1 | Sugiyama Takashi | One person |
| 22 | TEL one title | ERK-1 | Maruyama Kenji | Six people |
| 23 | Endorphin | ERK-1 | Naganuma Hiroshi | Two people |
| 24 | WEEK 2002 | ERK-1 | Forest Shuichi | Six people |
| 25 | Torshiror 04 | ERK-1 | Sawa Discernment | Five people |
| 26 | Torshiror 05 | ERK-1 | Large capital Akiragen | Five people |
| 27 | Free run | ERK-1 | Forest Shuichi | Undecided |
| 31 | EV?NAVI title | ERK-2 | Okada Od | Two people |
| 32 | Last winner | ERK-2 | Yoshida Takeshi | Two people |
| 33 | Chinese quatrain 02.72V | ERK-2 | Shintaro Katayama | Four people |
