2023 D1 Grand Prix series

2023 Gran Turismo D1 Grand Prix series is the 23rd season of D1 Grand Prix. Started in May 13 in Okuibuki Motorpark and finished at Odaiba in November 12.

Masashi Yokoi is the series reigning champion.

Hideyuki Fujino win both Overall and Tanso series championship for the second time.

Schedule
Calendar released by D1GP

Changes

 * Fuji Speedway will only held an exhibition event rather than championship round as previous season.
 * Odaiba returned to host D1GP round for the first time since 2018 season, 2019 was the last time D1GP ever held any event at Odaiba as the venue was in use for 2020 Summer Olympics. The round will be certified as JAF CUP.
 * After 1 year absent D1GP planned to return to Tsukuba Circuit.
 * Okuibuki and Ebisu round will held alongside D1 Lights.

Changes

 * D-MAX changes their tire supplier to Goodride, ending 7 year partnership with Nankang.
 * Naoki Nakamura return as Valino's works driver alongside Katsuhiro Ueo and will debut a newly build 2JZ powered GR86.
 * On Toyo Tires talkshow at 2023 Tokyo Auto Salon, Daigo Saito announce that he will be using Toyo Tires for this season replacing Yokohama. but on first round he's using Goodride instead of Toyo. He will also compete under Fat Five Racing team after TMAR fell through in 2021. For round 3 onwards Daigo use Shibatire and would be supported by them.
 * After 2 years out of D1GP, Tetsuya Hibino return as Shibatire Racing Team second driver and will be driving a Toyota GR86 previously driven by Koudai Sobagiri in Formula Drift Japan he replace Masakazu Hashi who will compete as privateer and still using Shibatire. On later date Seimi Tanaka is announced to be joining the team and Shibatire will support Yusuke Kitaoka, Masakazu Hashi, Takeshi Mogi, Wataru Yamamoto and Sumika Kubokawa as tire supplier.
 * Both Team G-Meister driver Koji Yamaguchi and Kojiro Mekuwa will participate in E92 BMW 3 Series with support from TMS Racing and entered as "TMS RACING G-MESITER", Kazumi Takahashi planned to pariticipate as spot driver but never participate throughout the season.
 * Hiroki Vito will compete under Team Drift Star x RG.
 * RE Amemiya reform partnership with their old JGTC sponsor Matsumoto Kiyoshi as their main sponsor.
 * Takahiro Mori switch tires from Vitour to Valino.
 * Mitsuru Murakami replace his car to Toyota GR86
 * Genki Mogami graduate from D1 Lights and elected to be the driver for WEINS Toyota Kanagawa x OREDA! Racing after an audition held by Oreda Racing.
 * Takahiro Ueno planned to debut his second Lexus RC with aim of it being lighter than his previous car. He will be joined by returning Daychapon Toyingcharoen who will borrowing Toyota Soarer from Ueno but later fielding his own S15 Silvia.
 * Hirano Tire ★ Valino entered Tetsuya Kume and Hiroki Kano with both driver using a Nissan Silvia S15.
 * Wataru Yamamoto will compete in a S15 Silvia replacing A90 Supra he use in 2022.
 * Shigehisa Sasayama will use Toyota GR86 previously driven by Hokuto Matsuyama in Formula Drift Japan.
 * Former D1 Ladies League champions, Sumika Kubokawa will make her debut in D1GP, Kubokawa had previously competed in D1 Street Legal and D1 Lights.
 * Team Droo-P returned to D1GP after last competing in 2018 with Kazuya Matsukawa and Junya Ishikawa as driver both returning to D1GP along with Dunlop.
 * Yumeto Hatanaka graduate from D1 Lights to join Ryusei Akiba in Z CHALLENGER x BOOSTAR Team.
 * Chanatpon Kerdiam make his returm to D1GP.
 * Toshiki Nagai makes his debut with Hot Wheels x Rocket Bunny Racing driving an S13 Silvia starting from round 3.
 * NEXZTER DRIVE TO DRIFT enter 2 Thai driver Konpichit Toyingcharoen and Lattapon Keawchin, debuting from round 5.

Teams' Ranking
Notes :


 * † - Round 2 is cancelled after the Solo Run due to weather condition, the results was taken from Solo Run results and only half points were awarded.