
Is the number two driver in the Lancer Evolution-only Emperor team, driving a Lancer Evolution IV. Seiji is a driver with good racing skills, but he is rather arrogant and occasionally imprudent. He has won many races driving for Emperor against other teams, including Takeshi Nakazato of the NightKids.

Known as the Lan Evo, or as the Evo IV, is the signature vehicle of Emperor member Seiji Iwaki. The Evo IV is fitted with a 4G63T, a turbocharged engine. The engine had 300PS.