# 2018 F4 Japanese Championship

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.

## Teams and drivers

All teams and drivers were Japanese-registered
| Team | No. | Driver | Class | Rounds |
| TOM'S Spirit | 1 | Kazuto Kotaka | | 2–7 |
| TOM'S Spirit | 36 | Sota Ogawa | | All |
| Team Right Way | 2 | Keiji Nakao | I | All |
| Yuichi Sasaki | 4 | Yuichi Sasaki | I | 2, 4–5, 7 |
| Honda Formula Dream Project | 5 | Yuki Tsunoda | | All |
| Honda Formula Dream Project | 6 | Teppei Natori | | All |
| Honda Formula Dream Project | 7 | Takuya Otaki | | All |
| Honda Formula Dream Project | 8 | Ren Sato | | All |
| Rn-sports | 10 | Ayumu Iwasa | | 3 |
| Rn-sports | 10 | Toshihito Funai | I | 7 |
| Rn-sports | 11 | Masayuki Ueda | I | All |
| M2 Engineering | 12 | "Ryo" | I | 3 |
| B-MAX Engineering | 13 | "Syuji" | I | 2–3 |
| B-MAX Engineering | 13 | Motoyoshi Yoshida | I | 4 |
| B-MAX Engineering | 13 | "Dragon" | I | 7 |
| B-MAX Engineering | 27 | "Syuji" | I | 4, 7 |
| Media Do Kageyama Racing | 15 | Hiromichi Hayase | | 1–5, 7 |
| Media Do Kageyama Racing | 15 | Yuui Tsutsumi | | 6 |
| Media Do Kageyama Racing | 16 | Shinji Sawada | | All |
| Ateam Buzz Motorsport | 17 | Yusuke Shiotsu | | All |
| Ateam Buzz Motorsport | 18 | Daichi Okamoto | | 1, 3 |
| Ateam Buzz Motorsport | 18 | Hideki Hirota | I | 4, 6–7 |
| Corse Ceramiche Racing | 20 | Hiroyuki Honda | I | 2 |
| N-Speed | 23 | "Yugo" | I | All |
| Field Motorsports | 25 | Kiryu Hosoda | | All |
| Field Motorsports | 55 | Rikiya Kanazawa | | All |
| Field Motorsports | 95 | Miki Koyama | | All |
| Eagle Sports | 28 | Makio Saito | I | 1–3 |
| Eagle Sports | 28 | Yasushi Ide | I | 4 |
| Eagle Sports | 28 | Atsushi Miyake | | 7 |
| Eagle Sports | 29 | Yasushi Ide | I | 1–3 |
| MYST | 31 | Kakunoshin Ohta | | 4 |
| Inging Motorsport | 38 | Reiji Hiraki | | All |
| Saccess Racing | 39 | Yuki Urata | | 1, 3–4 |
| Saccess Racing | 39 | Miku Ikejima | I | 2 |
| Saccess Racing | 39 | Daichi Okamoto | | 7 |
| Succeed Sports | 88 | Sena Kuronuma | | All |
| Bionic Jack Racing | 44 | Sho Onodera | | 2–5 |
| Bionic Jack Racing | 44 | "Ikari" | I | 7 |
| Bionic Jack Racing | 98 | Mizuki Ishizaka | | All |
| Le Beausset Motorsports | 62 | Shota Ogura | | All |
| Le Beausset Motorsports | 63 | Kohta Kawaai | | All |
| leprix sport with SSR | 70 | Ryohei Tanaka | | 1–2 |
| leprix sport with SSR | 70 | Norio Kubo | I | 3 |
| C.S.I.-Reon Kids Racing | 73 | Shunsuke Hanawa | | 1–5, 7 |
| Skill Speed | 77 | Takuya Okada | | 1–3 |
| Skill Speed | 77 | Takeshi Ohi | | 4–7 |
| OTG Motor Sports | 80 | Yuko Tamaki | | All |
| OTG Motor Sports | 81 | Togo Suganami | | All |
| OTG Motor Sports | 82 | Yuma Shoji | | All |
| NRS | 83 | Kazuki Hirokawa | | 4 |
| Zap Speed Racing Team | 86 | Hachiro Osaka | I | All |
| Icon | Class |
| I | Independent Cup |

## Race calendar and results

All rounds were held in Japan and were part of the Super GT events.
| Round | Round | Circuit | Date | Pole position | Fastest lap | Winning driver | Winning team | Independent Cup winner |
| 1 | R1 | Okayama International Circuit, Mimasaka | 7 April | Yuki Tsunoda | Kohta Kawaai | Teppei Natori | Honda Formula Dream Project | Keizi Nakao |
| 1 | R2 | Okayama International Circuit, Mimasaka | 8 April | Yuki Tsunoda | Yuki Tsunoda | Yuki Tsunoda | Honda Formula Dream Project | Masayuki Ueda |
| 2 | R1 | Fuji Speedway, Oyama | 3 May | Yuki Tsunoda | Ren Sato | Yuki Tsunoda | Honda Formula Dream Project | Miku Ikejima |
| 2 | R2 | Fuji Speedway, Oyama | 4 May | Yuki Tsunoda | Togo Suganami | Yuki Tsunoda | Honda Formula Dream Project | Miku Ikejima |
| 3 | R1 | Suzuka Circuit, Suzuka | 19 May | Yuki Tsunoda | Kazuto Kotaka | Yuki Tsunoda | Honda Formula Dream Project | Keizi Nakao |
| 3 | R2 | Suzuka Circuit, Suzuka | 20 May | Yuki Tsunoda | Teppei Natori | Yuki Tsunoda | Honda Formula Dream Project | Norio Kubo |
| 4 | R1 | Fuji Speedway, Oyama | 4 August | Teppei Natori | Yuki Tsunoda | Kazuto Kotaka | TOM'S Spirit | Yasushi Ide |
| 4 | R2 | Fuji Speedway, Oyama | 5 August | Teppei Natori | Kazuto Kotaka | Kazuto Kotaka | TOM'S Spirit | Masayuki Ueda |
| 5 | R1 | Sportsland SUGO, Murata | 15 September | Yuki Tsunoda | Ren Sato | Teppei Natori | Honda Formula Dream Project | Yuichi Sasaki |
| 5 | R2 | Sportsland SUGO, Murata | 16 September | Yuki Tsunoda | Yuki Tsunoda | Yuki Tsunoda | Honda Formula Dream Project | Keizi Nakao |
| 6 | R1 | Autopolis, Hita | 20 October | Togo Suganami | Togo Suganami | Togo Suganami | OTG Motor Sports | Keizi Nakao |
| 6 | R2 | Autopolis, Hita | 21 October | Togo Suganami | Togo Suganami | Togo Suganami | OTG Motor Sports | Keizi Nakao |
| 7 | R1 | Twin Ring Motegi, Motegi | 10 November | Teppei Natori | Yuki Tsunoda | Yuki Tsunoda | Honda Formula Dream Project | Keizi Nakao |
| 7 | R2 | Twin Ring Motegi, Motegi | 11 November | Teppei Natori | Kazuto Kotaka | Teppei Natori | Honda Formula Dream Project | Hideki Hirota |

## 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 | OKA | FUJ1 | FUJ1 | SUZ | SUZ | FUJ2 | FUJ2 | SUG | SUG | AUT | AUT | MOT | 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 | OKA | FUJ1 | FUJ1 | SUZ | SUZ | FUJ2 | FUJ2 | SUG | SUG | AUT | AUT | MOT | MOT | Points |
| Colour | Result |
| Gold | Winner |
| Silver | Second place |
| Bronze | Third place |
| Green | Points finish |
| Blue | Non-points finish |
| Blue | Non-classified finish (NC) |
| Purple | Retired (Ret) |
| Red | Did not qualify (DNQ) |
| Red | Did not pre-qualify (DNPQ) |
| Black | Disqualified (DSQ) |
| White | Did not start (DNS) |
| White | Withdrew (WD) |
| White | Race cancelled (C) |
| Blank | Did not practice (DNP) |
| Blank | Did not arrive (DNA) |
| Blank | Excluded (EX) |

### 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 | OKA | FUJ1 | FUJ1 | SUZ | SUZ | FUJ2 | FUJ2 | SUG | SUG | AUT | AUT | MOT | 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 |