The 2005 Autobacs Super GT Series was the thirteenth season of the Japan Automobile Federation Super GT Championship including the All Japan Grand Touring Car Championship (JGTC) era and the first season as the Super GT series. It is also marked as the twenty-third season of a JAF-sanctioned sports car racing championship dating back to the All Japan Sports Prototype Championship. It is a series for Grand Touring cars divided into 2 classes: GT500 and GT300. The season began on March 27 and ended on November 6, 2005, after 8 races. The drivers' champions were Yuji Tachikawa and Toranosuke Takagi in GT500; and Kota Sasaki and Tetsuya Yamano in GT300.
| Round | Race | Circuit | Date |
|---|---|---|---|
| 1 |  Okayama GT 300 km Race | Okayama International Circuit | March 27 |
| 2 | Fuji GT 500 km Race | Fuji International Speedway | May 4 |
| 3 |  Japan GT Championship Malaysia | Sepang International Circuit | June 26 |
| 4 | SUGO GT 300 km Race | Sportsland Sugo | July 24 |
| 5 | Motegi GT 300 km Race | Twin Ring Motegi | September 4 |
| 6 | Fuji GT 300 km Race | Fuji International Speedway | September 25 |
| 7 | Super GT in Kyushu GT 300 km | Autopolis International Race Course | October 16 |
| 8 | Suzuka GT 300 km | Suzuka Circuit | November 6 |
Overall winner in bold
| Round | Circuit | GT500 Winning Team | GT300 Winning Team |
|---|---|---|---|
| GT500 Winning Drivers | GT300 Winning Drivers | ||
| 1 | Okayama | #25 Eclipse Advan Supra | #13 Endless Advan Z |
Manabu Orido  Dominik Schwager | Mitsuhiro Kinoshita Masami Kageyama | ||
| 2 | Mt. Fuji | #38 Zent Cerumo Supra | #0 Ebbro M-TEC NSX |
| Yuji Tachikawa Toranosuke Takagi | Haruki Kurosawa Shinya Hosokawa | ||
| 3 | Kuala Lumpur | #1 Xanavi Nismo Z | #43 ARTA Garaiya |
Satoshi Motoyama  Richard Lyons | Morio Nitta Shinichi Takagi | ||
| 4 | Sportsland SUGO | #37 Dynacity TOM'S Supra | #31 Kicchouhouzan MR-S |
| Tatsuya Kataoka Sakon Yamamoto | Minoru Tanaka Kazuki Nakajima | ||
| 5 | Motegi | #100 Raybrig NSX | #46 Dream Cube's Advan Z |
 Sebastien Philippe Jeremie Dufour | Kazuki Hoshino Takayuki Aoki | ||
| 6 | Mt. Fuji | #38 Zent Cerumo Supra | #0 Ebbro M-TEC NSX |
| Yuji Tachikawa Toranosuke Takagi | Haruki Kurosawa Shinya Hosokawa | ||
| 7 | Autopolis | #8 ARTA NSX | #30 Reckless MR-S |
| Daisuke Ito Ralph Firman | Kota Sasaki Tetsuya Yamano | ||
| 8 | Suzuka | #38 Zent Cerumo Supra | #11 Jim Gainer Ferrari Dunlop |
| Yuji Tachikawa Toranosuke Takagi | Tetsuya Tanaka  Paolo Montin |
| Position | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th |
|---|---|---|---|---|---|---|---|---|---|---|
| Points | 20 | 15 | 12 | 8 | 6 | 5 | 4 | 3 | 2 | 1 |
| Qualifying | 2 | 1 | 1 | |||||||
| Fastest Lap | 1 | 1 | 1 | |||||||
|
For teams that entered multiple cars, only the best result from each round counted towards the teams' championship. [1]
| Rank | Team | No. | OKA | FUJ | SEP | SUG | MOT | FUJ | AUT | SUZ | PTS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Nismo | 1 | Ret | 4 | 1 | 8 | 6 | 10 | 6 | 2 | 86 |
| 22 | 12 | 2 | 6 | 7 | 4 | 9 | 2 | 8 | |||
| 2 | Team Honda Racing | 8 | 4 | 12 | 2 | 6 | 16 | 8 | 1 | 12 | 82 |
| 18 | 7 | 13 | 7 | Ret | 2 | 11 | 5 | 6 | |||
| 3 | Toyota Team TOM'S | 36 | 2 | 10 | 3 | 3 | 7 | 5 | 8 | 5 | 73 |
| 37 | 6 | 6 | 13 | 1 | 8 | 7 | Ret | 7 | |||
| 4 | Toyota Team Cerumo | 38 | 14 | 1 | 11 | 11 | 12 | 1 | 7 | 1 | 67 |
| 5 | Esso Toyota Team LeMans | 6 | 11 | 5 | 4 | 4 | 9 | 3 | 10 | 3 | 51 |
| 6 | Hasemi Motorsport | 3 | 3 | 9 | Ret | 15 | 13 | 4 | 3 | 4 | 42 |
| 7 | Nakajima Racing | 32 | 5 | 8 | 5 | 13 | 10 | 2 | 14 | 10 | 38 |
| 8 | Team Impul | 12 | Ret | 15 | 8 | 5 | 3 | 13 | 4 | 9 | 35 |
| 9 | Kraft | 34 | Ret | 7 | 12 | 14 | 11 | 16 | 12 | 16 | 29 |
| 35 | 9 | 3 | 14 | 10 | 5 | 6 | 9 | 13 | |||
| 10 | Team Advan Tsuchiya | 25 | 1 | 14 | 15 | 9 | 15 | Ret | Ret | 14 | 26 |
| 10 | Team Kunimitsu | 100 | 10 | 11 | 10 | Ret | 1 | 14 | Ret | Ret | 26 |
| 12 | Toyota Team SARD | 39 | 8 | Ret | 9 | 2 | 14 | 12 | 11 | 11 | 21 |
| - | Hitotsuyama Racing | 20 | DNS | 17 | 0 | ||||||
| 21 | Ret | Ret | Ret | 12 | Ret | 15 | 13 | 15 | |||
| - | JLOC | 88 | 13 | DNS | Ret | 17 | Ret | 0 | |||
| Rank | Team | No. | OKA | FUJ | SEP | SUG | MOT | FUJ | AUT | SUZ | PTS |
| Rank | Drivers | Number/Team | Points | Wins |
|---|---|---|---|---|
| 1 | Kota Sasaki Tetsuya Yamano | #30 Reckless MR-S | 93 | 1 |
| 2 | Haruki Kurosawa Shinya Hosokawa | #0 Ebbro M-TEC NSX | 81 | 2 |
| 3 | Morio Nitta Shinichi Takagi | #43 ARTA Garaiya | 74 | 1 |
| Rank | Number/Team | Car | Points |
|---|---|---|---|
| 1 | #30 Team Reckless | Reckless MR-S | 93 |
| 2 | #0 M-TEC Co., Ltd. | Ebbro M-TEC NSX | 81 |
| 3 | #43 ARTA | ARTA Garaiya | 74 |
Super GT is a sports car racing series that began in 1993. Launched as the Zen Nihon GT Senshuken (全日本GT選手権), generally referred to as the All Japan Grand Touring Car Championship (JGTC), the series was renamed to Super GT in 2005. It is the top level of sports car racing in Japan.
All Japan Grand Touring Car Championship (JGTC) is a grand touring car racing series that began in 1993. Originally titled as the Zen Nihon GT Senshuken (全日本GT選手権), the series was renamed to Super GT in 2005. It was the top level of sports car racing in Japan.
The 2006 Autobacs Super GT Series was the fourteenth season of the Japan Automobile Federation Super GT Championship including the All Japan Grand Touring Car Championship (JGTC) era and the second season as the Super GT series. It was also the twenty-fourth season of a JAF-sanctioned sports car racing championship dating back to the All Japan Sports Prototype Championship. The season began on March 19 and ended on November 5, 2006, after 9 races.
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The 2020 Autobacs Super GT Series was motor racing championship based in Japan for grand touring cars. The series is sanctioned by the Japan Automobile Federation (JAF) and run by the GT Association (GTA). It was the twenty-eighth season of the Japan Automobile Federation Super GT Championship which includes the All Japan Grand Touring Car Championship (JGTC) era and the sixteenth season the series to compete under the Super GT name. It was the thirty-eighth overall season of a JAF national sportscar championship dating back to the All Japan Sports Prototype Championship.
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Cerumo Co., Ltd. is a Japanese racing team headquartered in Oyama, Shizuoka Prefecture. The competed in Super Formula together with INGING Motorsport, and participated in Super GT GT500 Class. In January 2016, former Bridgestone Scuderia Ferrari engineer Hirohide Hamashima joined the team and became general manager in both the Super GT and Super Formula categories. At the shareholders' meeting in February 2019, founder Masayuki Sato resigned as president, and Hamashima also resigned as general manager. In his place, Haruhisa Urabe will become president and chairman, and Hiroaki Ishiura will become a director. After that Yuji Tachikawa picked as the director.
