From the event inception to the end of the 2004 season with Keiichi
Tsuchiya and Manabu Suzuki, Manabu Orido was one of the original D1
Grand Prix judges. He quit purely so he can compete in the series
JGTC (Japanese GT Championship) GT300 champion in 1997 in a Nissan
Silvia
Currently competes in D1GP, Super GT and the Super Taikyu series