The 2018 F4 Japanese Championship season was the fourth season of the F4 Japanese Championship. It began on 7 April in Okayama and finished on 11 November on Twin Ring Motegi after seven double header rounds.[1][2] 
  Teams and drivers
 All teams and drivers were Japanese-registered 
   |  |   | Icon | Class |   | I | Independent Cup |  | 
 Race calendar and results
 All rounds were held in Japan and were part of the Super GT events.[1] 
  Championship standings
 Points are awarded as follows: 
   | Position | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | 
  | Points | 25 | 18 | 15 | 12 | 10 | 8 | 6 | 4 | 2 | 1 | 
 
 Drivers' standings
   |    | Pos | Driver | OKA | FUJ1 | SUZ | FUJ2 | SUG | AUT | MOT | Points |   | 1 | Yuki Tsunoda | Ret | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 1 | 8 | 11 | 1 | 2 | 245 |   | 2 | Teppei Natori | 1 | 4 | 2 | 17 | 3 | 4 | 3 | 2 | 1 | 2 | 3 | 3 | 2 | 1 | 231 |   | 3 | Kazuto Kotaka |  |  | 3 | 2 | 2 | 2 | 1 | 1 | 5 | 6 | 2 | 2 | 21 | 3 | 188 |   | 4 | Kohta Kawaai | 8 | 8 | 4 | 4 | 5 | 7 | 5 | 7 | 2 | 3 | 4 | 6 | 5 | 6 | 135 |   | 5 | Togo Suganami | 10 | 10 | Ret | 3 | 8 | Ret | 6 | 4 | 9 | 9 | 1 | 1 | 4 | 4 | 119 |   | 6 | Shinji Sawada | 3 | 3 | Ret | Ret | 12 | 8 | 7 | 26 | 16 | 4 | 6 | 10 | 10 | 9 | 64 |   | 7 | Ren Sato | 15 | 9 | 6 | Ret | 4 | 5 | 10 | 6 | 10 | 8 | 14 | 13 | 7 | 7 | 58 |   | 8 | Takuya Otaki | 19 | DNS | 20 | 20 | 16 | 3 | 8 | 11 | 6 | 14 | 5 | 4 | 6 | Ret | 57 |   | 9 | Sota Ogawa | 5 | 6 | 11 | 21 | 9 | 9 | 4 | 5 | 8 | 10 | 9 | 12 | 8 | 24 | 55 |   | 10 | Mizuki Ishizaka | 11 | 11 | 10 | Ret | 7 | 6 | 30 | 33 | 7 | 7 | Ret | 5 | 9 | 5 | 49 |   | 11 | Shota Ogura | 13 | 14 | 9 | 7 | 33 | 10 | 11 | 10 | 4 | 5 | 10 | 15 | 3 | DNS | 48 |   | 12 | Rikiya Kanazawa | 4 | 5 | 8 | 6 | 11 | 16 | 31 | 13 | 13 | Ret | 7 | 7 | 16 | 25 | 46 |   | 13 | Reiji Hiraki | 7 | 7 | 5 | 5 | Ret | 12 | 28 | 8 | 12 | 11 | 12 | 9 | Ret | Ret | 38 |   | 14 | Kiryu Hosoda | 2 | 2 | Ret | Ret | 18 | 11 | 13 | 14 | 11 | 12 | 13 | 17 | 13 | 14 | 36 |   | 15 | Miki Koyama | 16 | 12 | 7 | 14 | 14 | 13 | 9 | 9 | 15 | 17 | 11 | 16 | 12 | Ret | 10 |   | 16 | Yuki Urata | 6 | Ret |  |  | 10 | 14 | 16 | 12 |  |  |  |  |  |  | 9 |   | 17 | Ayumu Iwasa |  |  |  |  | 6 | Ret |  |  |  |  |  |  |  |  | 8 |   | 18 | Yuko Tamaki | 20 | 18 | Ret | 11 | 25 | 31 | 12 | 19 | 20 | 13 | Ret | 8 | Ret | 8 | 8 |   | 19 | Takuya Okada | 12 | 13 | 12 | 8 | 21 | 17 |  |  |  |  |  |  |  |  | 4 |   | 20 | Sena Kuronuma | 17 | 17 | 13 | 9 | 15 | 19 | 15 | 20 | Ret | 15 | 18 | 26 | 18 | 13 | 2 |   | 21 | Daichi Okamoto | 9 | 15 |  |  | 20 | Ret |  |  |  |  |  |  | 14 | 20 | 2 |   | 22 | Sho Onodera |  |  | 14 | 10 | 19 | 18 | DNQ | DNQ |  |  |  |  |  |  | 1 |   | 23 | Takeshi Ohi |  |  |  |  |  |  | 29 | 15 | 17 | 16 | 19 | 18 | 15 | 10 | 1 |   | 24 | Atsushi Miyake |  |  |  |  |  |  |  |  |  |  |  |  | 11 | 11 | 0 |   | 25 | Yusuke Shiotsu | 14 | 16 | Ret | Ret | 13 | 15 | 18 | 18 | 14 | 21 | 17 | 19 | Ret | 12 | 0 |   | 26 | Yuma Shoji | 18 | 19 | 16 | 12 | 17 | 20 | 14 | 16 | 22 | Ret | 16 | 20 | WD | WD | 0 |   | 27 | Miku Ikejima |  |  | 15 | 13 |  |  |  |  |  |  |  |  |  |  | 0 |   | 28 | Yuui Tsutsumi |  |  |  |  |  |  |  |  |  |  | 15 | 14 |  |  | 0 |   | 29 | Hiromichi Hayase | 23 | Ret | 17 | 15 | 24 | 23 | 17 | 23 | 21 | 23 |  |  | 20 | 15 | 0 |   | 30 | Shunsuke Hanawa | 24 | 22 | 19 | 19 | 22 | 22 | 19 | 30 | 18 | 22 |  |  | 17 | 16 | 0 |   | 31 | Masayuki Ueda | 22 | 21 | 18 | 16 | Ret | 25 | 26 | 21 | Ret | 19 | 21 | 22 | 22 | 23 | 0 |   | 32 | Hideki Hirota |  |  |  |  |  |  | Ret | 27 |  |  | 22 | 23 | 23 | 17 | 0 |   | 33 | Kazuki Hirokawa |  |  |  |  |  |  | Ret | 17 |  |  |  |  |  |  | 0 |   | 34 | Keizi Nakao | 21 | Ret | 25 | 18 | 28 | 21 | Ret | 22 | Ret | 18 | 20 | 21 | 19 | Ret | 0 |   | 35 | Hachiro Osaka | 28 | 24 | 22 | Ret | 27 | 24 | 22 | 28 | 23 | 24 | 23 | 24 | 26 | 18 | 0 |   | 36 | Yuichi Sasaki |  |  | 24 | 22 |  |  | 24 | 24 | 19 | 20 |  |  |  |  | 0 |   | 37 | Toshihito Funai |  |  |  |  |  |  |  |  |  |  |  |  | 25 | 19 | 0 |   | 38 | Yasushi Ide | 26 | 26 | 27 | 25 | 26 | 27 | 20 | 25 |  |  |  |  |  |  | 0 |   | 39 | Ryohei Tanaka | 25 | 20 | DNQ | DNQ |  |  |  |  |  |  |  |  |  |  | 0 |   | 40 | "Syuji" |  |  | 26 | 23 | 32 | 30 | 21 | 29 |  |  |  |  | Ret | 21 | 0 |   | 41 | Makio Saito | 27 | 23 | 21 | 24 | 31 | 29 |  |  |  |  |  |  |  |  | 0 |   | 42 | "Yugo" | 29 | 25 | 23 | 26 | 29 | 28 | 25 | 31 | Ret | 25 | 24 | 25 | 27 | 22 | 0 |   | 43 | Motoyoshi Yoshida |  |  |  |  |  |  | 23 | 32 |  |  |  |  |  |  | 0 |   | 44 | Norio Kubo |  |  |  |  | 23 | Ret |  |  |  |  |  |  |  |  | 0 |   | 45 | "Ikari" |  |  |  |  |  |  |  |  |  |  |  |  | 24 | Ret | 0 |   | 46 | "Ryo" |  |  |  |  | 30 | 26 |  |  |  |  |  |  |  |  | 0 |   | 47 | Kakunoshin Ohta |  |  |  |  |  |  | 27 | Ret |  |  |  |  |  |  | 0 |   | — | "Dragon" |  |  |  |  |  |  |  |  |  |  |  |  | Ret | Ret | 0 |   | — | Hiroyuki Honda |  |  | DNQ | DNQ |  |  |  |  |  |  |  |  |  |  | 0 |   | Pos | Driver | OKA | FUJ1 | SUZ | FUJ2 | SUG | AUT | MOT | Points |  |    | Colour | Result |   | Gold | Winner |   | Silver | Second place |   | Bronze | Third place |   | Green | Points classification |   | Blue | Non-points classification |   | Non-classified finish (NC) |   | Purple | Retired, not classified (Ret) |   | Red | Did not qualify (DNQ) |   | Did not pre-qualify (DNPQ) |   | Black | Disqualified (DSQ) |   | White | Did not start (DNS) |   | Withdrew (WD) |   | Race cancelled (C) |   | Blank | Did not practice (DNP) |   | Did not arrive (DNA) |   | Excluded (EX) |  Bold – PoleItalics – Fastest Lap
 † — Did not finish, but classified
 | 
 Teams' standings
   | Pos | Team | Pts. | 
  | 1 | Honda Formula Dream Project | 316 | 
  | 2 | TOM'S Spirit | 210 | 
  | 3 | Le Beausset Motorsports | 140 | 
  | 4 | OTG Motor Sports | 119 | 
  | 5 | Field Motorsports | 69 | 
  | 6 | Media Do Kageyama Racing | 64 | 
  | 7 | Bionic Jack Racing | 50 | 
  | 8 | Inging Motorsports | 38 | 
  | 9 | Saccess Racing | 9 | 
  | 10 | Rn-sports | 8 | 
  | 11 | Skill Speed | 5 | 
  | 12 | Ateam Buzz Motorsport | 2 | 
  | 13 | Succeed Sports | 2 | 
 Independent Cup Standings
    | Pos | Driver | OKA | FUJ1 | SUZ | FUJ2 | SUG | AUT | MOT | Points | 
  | 1 | Masayuki Ueda | 22 | 21 | 18 | 16 | Ret | 25 | 26 | 21 | Ret | 19 | 21 | 22 | 22 | 23 | 207 | 
  | 2 | Keizi Nakao | 21 | Ret | 25 | 18 | 28 | 21 | Ret | 22 | Ret | 18 | 20 | 21 | 19 | Ret | 201 | 
  | 3 | Hachiro Osaka | 28 | 24 | 22 | Ret | 27 | 24 | 22 | 28 | 23 | 24 | 23 | 24 | 26 | 18 | 177 | 
  | 4 | "Yugo" | 29 | 25 | 23 | 26 | 29 | 28 | 25 | 31 | Ret | 25 | 24 | 25 | 27 | 22 | 116 | 
  | 5 | Yasushi Ide | 26 | 26 | 27 | 25 | 26 | 27 | 20 | 25 |  |  |  |  |  |  | 98 | 
  | 6 | Yuichi Sasaki |  |  | 24 | 22 |  |  | 24 | 24 | 19 | 20 |  |  |  |  | 85 | 
  | 7 | Hideki Hirota |  |  |  |  |  |  | Ret | 27 |  |  | 22 | 23 | 23 | 17 | 80 | 
  | 8 | Makio Saito | 27 | 23 | 21 | 24 | 31 | 29 |  |  |  |  |  |  |  |  | 65 | 
  | 9 | "Syuji" |  |  | 26 | 23 | 32 | 30 | 21 | 29 |  |  |  |  | Ret | 21 | 61 | 
  | 10 | Miku Ikejima |  |  | 15 | 13 |  |  |  |  |  |  |  |  |  |  | 50 | 
  | 11 | Norio Kubo |  |  |  |  | 23 | Ret |  |  |  |  |  |  |  |  | 25 | 
  | 12 | "Ryo" |  |  |  |  | 30 | 26 |  |  |  |  |  |  |  |  | 20 | 
  | 13 | Motoyoshi Yoshida |  |  |  |  |  |  | 23 | 32 |  |  |  |  |  |  | 14 | 
 References
  External links