Motor Toon Grand Prix was developed at Japan Studio (making it Sony Computer Entertainment's first major in-house project for the PlayStation) and began production under the title "Poly Poly Circuit GP". The project was directed by Kazunori Yamauchi, who stated that it was the team's goal to create realistic driving simulation without distracting from the game's enjoyment.
Motor Toon Grand Prix originated at Japan Studio (representing Sony Computer Entertainment's first substantial in-house endeavor for the PlayStation) and began development under the title "Poly Poly Circuit GP". The project, led by Kazunori Yamauchi, aimed to craft a realistic driving simulation that would coexist with the game's enjoyable aspects.