Koji Toyohara

Koji Toyohara (Operation Kouji, 豊原浩司, Toyo, 豊原 浩司), creditado como Programador.

Aparece nos jogos: Jikkyo Powerful Pro Yakyu 7, Jikkyou Powerful Pro Yakyuu 4, International Superstar Soccer Deluxe, Jikkyo Powerful Pro Yakyu '95 Kaimakuban, Jikkyou Powerful Pro Yakyuu '94, Tiny Toon Adventures: Buster's Hidden Treasure, Sunset Riders, Esper Dream 2: Arata naru Tatakai, SD Snatcher e Quarth.