GIGA-TECHS MOTORS
1-20-7 Takita, Tsuchiura, Ibaraki
Tel: 029-896-5083
http://motors.giga-techs.com/
SEED RACING
562-8 Fujigaya, Kashiwa, Chiba
Tel: 047-138-6340
http://www.seedracingcar.com
JUST BALANCE
245-8 Kanamoricho, Moriyama, Shiga
Tel: 077-582-8231
http://www.rip-jb.com
SCREEN
9-1-17 Narita, Tomiya, Miyagi
Tel: 022-348-3761
http://www.screen-powers.net/main.html
FUKUDA ENGINEERING
2146-2 Otake, Hokota, Ibaraki
Tel: 0291-32-8139
http://fukudaeng.com/
MARUMAN MOTORS
1-1-5 Hanakawaminamijujo, Ishikari, Hokkaido
Tel: 0133-77-6886
http://www.maruman-motors.com/
WANGAN
4-1-12 Fukuei, Ichikawa, Chiba
Tel: 047-395-5505
https://www.wangan-spl.co.jp