2006 D1 Grand Prix season

n.b. Winning Driver are mentioned on the right

Round 1 - March 3/4 - Irwindale Speedway, Irwindale, California, United States - Yasuyuki Kazama (S15)
Round 2 - April 29/30 - Sports Land SUGO, Miyagi Prefecture, Japan - Ken Nomura (ER34)
Round 3 - May 13/14 - Fuji Speedway, Shizuoka Prefecture, Japan - Yasuyuki Kazama (S15)
Round 4 - July 29/30 - Autopolis, Ōita Prefecture, Japan - Ken Nomura (ER34)
Round 5 - August 26/27 - Ebisu South Course, Fukushima Prefecture, Japan - Nobushige Kumakubo (GDB)
Round 6 - September 9/10 - Suzuka Circuit, Mie Prefecture, Japan - Hideo Hiraoka (S15)
Round 7 - October 21/22 - Fuji Speedway, Shizuoka Prefecture, Japan - Masato Kawabata (S15)
Round 8 - December 15/16 - Irwindale Speedway, Irwindale, California, United States - Kazuhiro Tanaka (GDB)

Round 1 - February 4/5 - Sekia Hills, Kumamoto Prefecture, Japan - Masao Suenaga (FD3S)
Round 2 - April 15/16 - Ebisu South Course, Fukushima Prefecture, Japan - Masao Suenaga (FD3S)
Round 3 - April 29/30 - Sports Land Sugo, Miyagi Prefecture, Japan (D1GP Week) - Toru Inose (S15)
Round 4 - May 13/14 - Fuji Speedway, Shizuoka Prefecture, Japan (D1GP Week) - Hiroyuki Fukushima (PS13)
Round 5 - July 29/30 - Autopolis, Ōita Prefecture, Japan (D1GP Week) - Kazuyoshi Okamura (S15)
Round 6 - August 26/27 - Ebisu, Fukushima Prefecture, Japan (D1GP Week) - Yoshinori Koguchi (JZX100)
Round 7 - November 11/12 - Sekia Hills, Kumamoto Prefecture, Japan - Tetsuya Hibino (S14)

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