Mogi first began professional competition in 1975, driving a Nissan Sunny.
[citation needed] Mogi is a three-time Japanese Touring Car champion, winning the title in 1985, 1989 and 1992.
Mogi also won the 1987 All Japan Sports Prototype Car Endurance Championship with Kunimitsu Takahashi in a Porsche 962C.
In 1992, Mogi tested the HKS 300E V12 engine intended for use in Formula One in a stretched Lola T91/50 chassis.
[2] Mogi then competed in the All Japan Grand Touring Car Championship from 1994 before retiring from racing in 1997.