Kou Tominaga

Kou Tominaga is a CPU-tuning specialist and longtime associate of Jun, nicknamed “The Jet” from his racing days. His CPU setups were known as “Jetting,” and he helped tune the Monstrous Toyota Supra RZ with Akio Asakura, particularly by supplying lightweight carbon parts.

Before establishing the Tominaga Speed tuning shop, he worked as a tuner for ZERO alongside Kijima and Machida.