Zero4 Champ DooZy-J Type-R

Zero4 Champ DooZy-J Type-R (ゼロヨンチャンプ Doozy-J TypeR) is a 1997 drag racing game for the Sega Saturn. It was released by Media Rings exclusively in Japan as part of their Zero4 Champ series. It was released on the same day as the PlayStation game, Zero4 Champ DooZy-J - it is not currently known what makes Type-R different.

The game was possibly announced in 1995 as Zero4 Champ Special (ゼロヨンチャンプSpecial).