2025 F4 Japanese Championship

The 2025 F4 Japanese Championship season is a planned eleventh season of the F4 Japanese Championship.

This is the second season for the second-generation MCSC-24 chassis constructed by Toray Carbon Magic, and TOM'S TMA43 engine which produces 180 horsepower.[1]

Teams and drivers

All teams will compete with an identical Toray Carbon Magic MCSC-24 chassis and TOM'S 2-litre naturally aspirated engine.[1]

Team No. Driver Rounds
Champion Class
Team 5ZIGEN 3 Japan Sena Yamamoto[2] 1–3
Buzz Racing 7 Japan Aoto Nagahara[3] 3
TGM Grand Prix 8 Japan Leon Ochiai[4] 1–3
53 Japan Shota Sakai[4] 1–3
Zap Speed 14 Japan Masaki Murata[2] 1–3
HYDRANGEA Kageyama Racing 15 Japan Ryusho Nakazato[5] 2–3
16 Japan Ryo Shirasaki[2] 1–3
17 Japan Itsuki Sato[2] 1–3
Akiland Racing 19 Japan Keito Matsui[2] 1–3
TGR-DC Racing School 28 Japan Kiyoshi Umegaki[6] 1–3
29 Japan Tokiya Suzuki[6] 1–3
35 Japan Megumu Suzuki[6] 1–3
36 Japan Takahiro Kikuchi[6] 1–3
37 Japan Masana Muto[6] 1–3
38 Japan Yuzuki Miura[6] 1–3
Drago Corse 33 Japan Yuta Suzuki[2] 1–3
34 Japan Fuki Tanaka[2] 1–3
B-Max Racing Team[a]
HFDP with B-Max Racing Team[a]
43 Japan Tosei Moriyama[7] 1–3
50 Japan Kotaro Shimbara[8] 1–3
51 Japan Syo Momose[8] 1–3
52 Japan Ayato Iwasaki[9] 1–3
PONOS Racing 45 Japan Ryota Horachi[10] 1–3
54 Japan Ryuma Sako[10] 1–3
Fujita Pharmacy Racing 46 Japan Shouma Arimura[2] 1–3
Ragno Motor Sport 48 China Lin Chenghua[2] 1–2
OTG Motor Sports 60 Japan Kenta Kumagai[11] 1–3
80 Japan Miki Onaga[11] 1–3
HELM Motorsports 62 Japan Haruto Nakai[12] 1–3
63 Japan Fuji Kishi[12] 1–3
Skill Speed 77 Japan Yasumasa Kano[2] 1
Dr Dry Racing Team 87 Japan Rio Shimono[2] 1–3
Bionic Jack Racing 97 Japan Ai Miura[2] 1–3
Independent Class
Day Dream Racing 4 Japan Yuichi Sasaki[2] 1–3
Team 5ZIGEN 5 Japan Motohiro Kotani[2] 1–3
Buzz Racing 6 Japan "Ken Alex"[2] 1–3
7 Japan Hitoshi Sakai[2] 1
Rn-sports 10 Japan Isao Nakashima[2] 1–3
11 Japan Masayuki Ueda[2] 1–3
74 Japan Kentaro Kojima[2] 1–3
Eagle Racing 21 Japan Tadakazu Kojima[2] 1–3
40 Japan Shoichiro Akamatsu[2] 1–3
N-Speed 23 Japan "Yugo"[2] 1–3
B-Max Racing Team 30 Japan "Dragon"[9] 1–3
44 Japan Nobuhiro Imada[9] 1–3
88 Japan Kazutaka Miura[9] 2–3
Field Motorsport 55 Japan "Kentaro"[2] 1–3
HELM Motorsports 61 United States William Sakai[12] 1–3
64 Japan Go Shimizu[12] 1–3
Akiland Racing 71 Japan Masayoshi Oyama[2] 1–3
96 Japan Makio Saito[2] 1–3
Dr Dry Racing Team 86 Japan Hachiro Osaka[2] 1–3
Bionic Jack Racing 98 Japan "Ikari"[2] 1–3

Race calendar and results

All rounds are held in Japan and support the Super GT events in Japan, except for Okayama.[13]

Round Circuit Date Pole position Fastest lap Winning driver Winning team Independent Class winner
1 R1 Fuji Speedway, Oyama 3 May Japan Ryo Shirasaki Japan Itsuki Sato Japan Tokiya Suzuki TGR-DC Racing School Japan "Kentaro"
R2 4 May Japan Ryo Shirasaki Japan Ryo Shirasaki Japan Ryo Shirasaki HYDRANGEA Kageyama Racing Japan "Dragon"
R3 Japan Ryo Shirasaki Japan Itsuki Sato HYDRANGEA Kageyama Racing Japan "Kentaro"
2 R4 2 August Japan Itsuki Sato Japan Tokiya Suzuki Japan Itsuki Sato HYDRANGEA Kageyama Racing Japan "Dragon"
R5 3 August Japan Itsuki Sato Japan Itsuki Sato Japan Itsuki Sato HYDRANGEA Kageyama Racing Japan "Dragon"
3 R6 Suzuka Circuit, Suzuka 23–24 August
R7
4 R8 Sportsland Sugo, Murata 20–21 September
R9
R10
5 R11 Autopolis, Hita 18–19 October
R12
6 R13 Mobility Resort Motegi, Motegi 1–2 November
R14

Championship standings

Points were 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

Champion Class

Pos Driver FUJ1 FUJ2 SUZ SUG AUT MOT Pts
R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14
1 Japan Itsuki Sato 11 2 1 1 1 80.5
2 Japan Tokiya Suzuki 1 3 3 26 7 61
3 Japan Tosei Moriyama 3 4 2 6 6 57
4 Japan Ryo Shirasaki 8 1 23 3 3 51.5
5 Japan Kotaro Shimbara 21 6 13 2 2 35
6 Japan Ryota Horachi 5 5 24 7 4 35
7 Japan Kiyoshi Umegaki 2 10 4 25 9 33
8 Japan Syo Momose 6 21 6 4 5 32
9 Japan Ayato Iwasaki 4 19 5 24 10 23
10 Japan Ryuma Sako 12 11 8 5 8 13
11 Japan Yuta Suzuki 16 8 7 13 14 10
12 Japan Megumu Suzuki 9 7 11 20 21 8
13 Japan Fuki Tanaka 7 Ret Ret 12 12 6
14 Japan Haruto Nakai 22 9 22 9 27 3
15 Japan Fuji Kishi 24 16 18 8 26 2
16 Japan Sena Yamamoto 20 12 9 21 16 2
17 Japan Leon Ochiai 23 14 10 11 11 1
18 Japan Keito Matsui 10 Ret 12 19 22 1
19 Japan Kenta Kumagai Ret Ret 17 10 13 0.5
20 Japan Yuzuki Miura 14 13 Ret 22 15 0
21 Japan Miki Onaga 13 Ret 20 18 20 0
22 Japan Shota Sakai 18 18 14 23 23 0
23 Japan Ryusho Nakazato 14 25 0
24 Japan Takahiro Kikuchi Ret 15 15 17 18 0
25 Japan Ai Miura 19 17 19 15 17 0
26 Japan Masana Muto 15 Ret DNQ DNS 19 0
27 Japan Rio Shimono 17 DNS 16 DNS 24 0
28 Japan Masaki Murata Ret Ret DNS 16 28 0
29 China Lin Chenghua DNQ 20 Ret DNQ DNQ 0
30 Japan Yasumasa Kano DNQ DNQ 21 0
Japan Shouma Arimura Ret Ret DNQ DNQ DNQ 0
Japan Aoto Nagahara
Pos Driver R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 Pts
FUJ1 FUJ2 SUZ SUG AUT MOT
Key
Colour Result
Gold Winner
Silver Second place
Bronze Third place
Green Other points position
Blue Other classified position
Not classified, finished (NC)
Purple Not classified, retired (Ret)
Red Did not qualify (DNQ)
Did not pre-qualify (DNPQ)
Black Disqualified (DSQ)
White Did not start (DNS)
Race cancelled (C)
Blank Did not practice (DNP)
Excluded (EX)
Did not arrive (DNA)
Withdrawn (WD)
Did not enter (cell empty)
Text formatting Meaning
Bold Pole position
Italics Fastest lap

Bold – Pole
Italics – Fastest Lap
† — Did not finish but classified

Independent Class

Pos Driver FUJ1 FUJ2 SUZ SUG AUT MOT Pts
R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14
1 Japan "Dragon" Ret 1 5 1 1 72.5
2 Japan "Kentaro" 1 3 1 3 Ret 65
2 Japan Isao Nakashima 3 2 3 4 8 58
4 Japan Nobuhiro Imada 2 4 Ret 2 2 57
5 Japan "Ken Alex" 4 15 2 5 5 45
6 Japan Makio Saito 5 8 4 Ret 4 38
7 United States William Sakai 7 6 7 8 Ret 22
8 Japan Masayuki Ueda DNQ DNQ DNQ 6 3 19
9 Japan Masayoshi Oyama 6 9 6 DNQ DNQ 18
10 Japan "Ikari" 11 5 8 12 15 14
11 Japan Tadakazu Kojima Ret 17 9 13 6 10
12 Japan Shoichiro Akamatsu 8 13 Ret 11 7 4
13 Japan Motohiro Kotani Ret 7 Ret Ret 12 6
14 Japan Go Shimizu 13 10 11 7 14 4
15 Japan Hachiro Osaka 9 11 13 9 13 2
16 Japan Yuichi Sasaki 12 14 10 10 10 2.5
17 Japan Kazutaka Miura 14 9 2
16 Japan Kentaro Kojima 10 12 Ret 13 11 1
17 Japan Hitoshi Sakai 14 16 12 0
Japan "Yugo" DNQ DNQ DNQ DNQ DNQ 0
Pos Driver R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 Pts
FUJ1 FUJ2 SUZ SUG AUT MOT

Teams' standings

Only the best finisher scored points for their team.

Champion Class

Pos Driver FUJ1 FUJ2 SUZ SUG AUT MOT Pts
R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14
1 HYDRANGEA Kageyama Racing 8 1 1 1 1 91.5
2 TGR-DC Racing School 1 3 3 17 7 61
3 B-Max Racing Team 3 4 2 6 6 57
4 HFDP with B-Max Racing Team 6 6 6 2 2 51
5 Ponos Racing 5 5 8 5 4 24
6 Drago Corse 7 8 7 12 12 16
7 HELM Motorsports 23 9 18 8 26 4
8 Team 5ZIGEN 21 12 9 21 16 2
9 TGM Grand Prix 18 14 10 11 11 1
10 Akiland Racing 10 Ret 12 19 22 1
11 OTG Motor Sports 14 Ret 17 10 13 0.5
12 Bionic Jack Racing 20 17 19 15 17 0
13 Dr Dry Racing Team 19 Ret 16 DNS 24 0
14 Zap Speed Ret Ret DNS 16 28 0
15 Ragno Motor Sport DNQ 20 Ret DNQ DNQ 0
16 Skill Speed DNQ DNQ 21 0
Fujita Pharmacy Racing Ret Ret DNQ DNQ DNQ 0
Buzz Racing
Pos Driver R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 Pts
FUJ1 FUJ2 SUZ SUG AUT MOT

Independent Class

Pos Driver FUJ1 FUJ2 SUZ SUG AUT MOT Pts
R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14
1 B-Max Racing Team 2 1 5 1 1 90.5
2 Field Motorsport 1 3 1 3 Ret 72.5
3 Rn-sports 3 2 3 4 3 69
4 Buzz Racing 4 15 2 5 5 45
5 Akiland Racing 5 8 4 Ret 4 38
6 HELM Motorsports 7 6 7 6 14 23
7 Bionic Jack Racing 11 5 8 12 15 14
8 Eagle Racing 8 13 9 11 6 14
9 Team 5ZIGEN Ret 7 Ret Ret 12 6
10 Dr Dry Racing Team 9 11 13 9 13 3
11 Day Dream Racing 12 14 10 10 10 2.5
N-Speed DNQ DNQ DNQ DNQ DNQ 0
Pos Driver R1 R2 R3 R4[b] R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 Pts
FUJ1 FUJ2 SUZ SUG AUT MOT

Notes

  1. ^ a b Car No. 43 & No. 52 entered as B-Max Racing Team, and car No. 50 & No. 51 entered as HFDP with B-Max Racing Team.
  2. ^ a b c d e f g h Only five of the 14 laps were completed, less than 75% of the race distance, thus half points were awarded.

References

  1. ^ a b "Japanese F4 reveals Gen2 design to be introduced in 2024". formulascout. 10 August 2022. Retrieved 10 August 2022.
  2. ^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa "Finjo Muschlien on X: Here's Japanese F4's entry list for Round 1 at Fuji". X. 24 April 2025. Retrieved 1 April 2025.
  3. ^ "FIA-F4 選手権鈴鹿大会 エントリーリストお問い合わせ第 大会" (PDF). FIA F4 Japan. 18 August 2025. Retrieved 18 August 2025.
  4. ^ a b "TGM Grand PrixがFIA-F4に初参戦。池田代表「若手にチャンスを与える場所を作りたい」". as-web.jp. 7 December 2024. Retrieved 7 December 2024.
  5. ^ Muschlien, Finjo (29 April 2025). "Japanese F4: 2025 season guide". Feeder Series. Retrieved 29 April 2025.
  6. ^ a b c d e f "TOYOTA GAZOO Racing Presents its 2025 motorsport team setups in Japan". Toyota Gazoo Racing. 25 December 2024. Retrieved 25 December 2024.
  7. ^ "2025FIA-F4参戦体制(森山冬星選手を追加エントリー)". B-Max Racing Team. 15 April 2025. Retrieved 15 April 2025.
  8. ^ a b "Honda 2025 Motorsports Program Overview". Honda. 10 January 2025. Retrieved 10 January 2025.
  9. ^ a b c d "2025 FIA-F4(B-Max)参戦体制". B-Max Racing Team. 20 February 2025. Retrieved 20 February 2025.
  10. ^ a b "『PONOS RACING』2025年シーズン参戦体制のお知らせ". Ponos. 19 February 2025. Retrieved 19 February 2025.
  11. ^ a b "2025 LM corsa/OTG Motorsports 体制発表". OTG Motorsports. 7 February 2025. Retrieved 7 February 2025.
  12. ^ a b c d "2025 FIA-F4 体制発表". HELM Motorsports. 30 April 2025. Retrieved 30 April 2025.
  13. ^ "Competition Calendar". JAF. 8 January 2025. Retrieved 8 January 2025.