2021 F4 Japanese Championship

All teams were Japanese-registered.

Team No. Driver Class Rounds TCS Racing Team 2 Keiji Nakao I 2–4 Field Motorsports 3 Sergeyevich Sato I 2–6 DayDream Racing 4 Yuichi Sasaki I 1, 3 Honda Formula Dream Project 5 Syun Koide All 6 Iori Kimura All 7 Kakunoshin Ohta All Rn-sports 11 "Hirobon" I All 99 Yoshitsugu Kondo I All KRac Motorsports 13 Daiki Fujiwara All Zap Speed 14 Motohiko Isozaki I 3 Hikaru Abe 5 43 "Dragon" I All 86 Hachiro Osaka I All Media Do Kageyama Racing 15 Wataru Yoshimura 1, 3–6 16 Haruyuki Takahashi 1, 3 Takuya Otaki 2, 4–6 Akiland Racing 18 Makoto Hotta I 1–2, 6 Hiromitsu Fujii I 3 22 Reijiro Yamazaki 6 71 Masayoshi Oyama I All 96 Makio Saito I All RSS 20 Kotaro Shimbara 3–6 N-SPEED 23 "Yugo" I 1–2, 4–6 Tsuyoshi Usui 24 Tsuyoshi Usui I 2 B-Max Engineering 27 "Syuji" I 5–6 44 4 Nobuhiro Imada I 2–3, 5 Saccess Racing 29 Yasushi Ide I 1 39 Gento Miyashita 1, 3–6 40 Seiya Motojima All ATEAM Buzz Motorsport 31 Teppei Tsuruta All 32 Max Salo All 33 Katsunori Keihara I 1–2, 4–6 TGR-DC Racing School 35 Seita Nonaka All 36 Rin Arakawa All 37 Jiei Okuzumi All 38 Eijiro Shimizu All HELM Motorsports 62 Ryosuke Matsuzawa All 63 Yutaka Toriba I 2–6 leprix sport 70 Isao Nakashima I 5 C.S.I-Reon Kids Racing 73 Shunsuke Hanawa All Skill Speed 77 Sota Ogawa All OTG Motor Sports 80 Reimei Ito All Bionic Jack Racing 97 Yugo Iwasawa All 98 Daiki Okamoto 1–4 "Ikari" I 6 Sources:[2][3][4][5][6][7]

Icon Class I Independent Cup

All rounds were held in Japan and support the Super GT events.^[1][8] The revised calendar was published on 10 February 2021.^[9] The second round of the championship at Suzuka Circuit was postponed from 29–30 May to 21–22 August due to COVID-19 pandemic. The nomenclature was kept, despite the round at Twin Ring Motegi being held in the meantime.^[10][11]

Round		Circuit	Date	Pole position	Fastest lap	Winning driver	Winning team	Independent Cup winner
1	R1	Fuji Speedway, Oyama	3 May	Iori Kimura	Rin Arakawa	Iori Kimura	Honda Formula Dream Project	"Dragon"
	R2		4 May	Syun Koide	Syun Koide	Seita Nonaka	TGR-DC Racing School	"Hirobon"
3[a]	R6	Suzuka Circuit, Suzuka	21 August	Iori Kimura	Eijiro Shimizu	Iori Kimura	Honda Formula Dream Project	"Hirobon"
	R7		22 August	Iori Kimura	Jiei Okuzumi	Rin Arakawa[b]	TGR-DC Racing School	Sergeyevich Sato
2	R3	Twin Ring Motegi, Motegi	17 July	Reimei Ito	Seita Nonaka	Seita Nonaka	TGR-DC Racing School	Yutaka Toriba
	R4			Seita Nonaka	Seita Nonaka	Seita Nonaka	TGR-DC Racing School	Yutaka Toriba
	R5		18 July		Seita Nonaka	Seita Nonaka	TGR-DC Racing School	"Hirobon"
4	R8	Sportsland Sugo, Murata	11 September	Syun Koide	Iori Kimura	Syun Koide	Honda Formula Dream Project	Yutaka Toriba
	R9			Iori Kimura	Kotaro Shimbara	Iori Kimura	Honda Formula Dream Project	Yutaka Toriba
	R10		12 September		Seita Nonaka	Reimei Ito	OTG Motor Sports	"Dragon"
5	R11	Twin Ring Motegi, Motegi	6 November	Rin Arakawa	Rin Arakawa	Iori Kimura	Honda Formula Dream Project	Yutaka Toriba
	R12		7 November	Rin Arakawa	Rin Arakawa	Rin Arakawa	TGR-DC Racing School	Yutaka Toriba
6	R13	Fuji Speedway, Oyama	27 November	Reimei Ito	Seita Nonaka	Seita Nonaka	TGR-DC Racing School	Yutaka Toriba
	R14		28 November	Reimei Ito	Kakunoshin Ohta	Seita Nonaka	TGR-DC Racing School	"Hirobon"

Summarize Top Qs Fact Check

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

Pos Driver FUJ1 SUZ[a] MOT1 SUG MOT2 FUJ2 Pts R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 1 Seita Nonaka 3 1 28 7 1 1 1 5 7 2 4 Ret 1 1 217 2 Rin Arakawa 6 2 5 1 4 3 3 4 5 4 2 1 3 2 213 3 Iori Kimura 1 25 1 5 5 2 7 2 1 26 1 9 4 3 191 4 Reimei Ito 8 6 7 4 2 4 6 3 2 1 9 7 2 6 160 5 Kakunoshin Ohta 4 31 2 2 3 5 2 8 9 6 3 2 Ret 4 150 6 Syun Koide 2 7 3 Ret 7 6 Ret 1 3 3 Ret 8 6 8 124 7 Jiei Okuzumi 7 5 6 6 8 9 5 9 8 12 5 3 5 5 99 8 Eijiro Shimizu 5 3 4 19 6 10 4 10 10 10 Ret 10 7 26 68 9 Seiya Motojima 10 8 22 3 12 13 10 7 6 5 7 6 12 15 59 10 Sota Ogawa 9 4 9 12 9 8 8 12 13 11 6 4 13 7 52 11 Ryosuke Matsuzawa 12 9 11 8 11 11 12 6 4 8 27† 12 8 11 34 12 Yugo Iwasawa 11 12 8 9 10 7 9 Ret 12 7 Ret 5 9 10 34 13 Takuya Otaki 14 10 11 30† 9 8 13 Ret 21 7 14 Kotaro Shimbara 13 Ret 11 DNS 11 24 10 14 DSQ 9 3 15 Daiki Fujiwara 17 10 12 11 14 12 13 13 17 13 12 17 11 12 1 16 Gento Miyashita 16 15 16 17 14 14 16 15 11 11 10 13 1 17 "Hirobon" 21 16 10 15 20 19 20 21 20 20 22 23 30 16 1 18 Teppei Tsuruta 15 11 30 DSQ 18 24 18 15 15 14 16 18 17 14 0 19 Daiki Okamoto 14 13 13 13 15 16 16 17 14 16 0 20 Shunsuke Hanawa 19 14 31 14 17 16 25 17 13 22 18 20 0 21 Haruyuki Takahashi 13 19 17 Ret 15 0 22 Yutaka Toriba Ret 18 19 15 21 19 18 19 14 16 14 29 0 23 Sergeyevich Sato 20 14 23 20 25 23 24 25 15 19 Ret 18 0 24 Wataru Yoshimura 22 18 21 21 22 18 19 Ret Ret 15 15 Ret 0 25 Makio Saito Ret 21 15 25 22 23 24 Ret 22 22 20 21 20 19 0 26 "Dragon" 20 17 18 17 Ret Ret DNS 20 21 18 17 20 16 Ret 0 27 Max Salo 18 20 16 21 27 18 19 24 Ret 21 18 24 19 28 0 28 Nobuhiro Imada 23 16 Ret 28 26 19 26 0 29 "Ikari" 21 17 0 30 Tsuyoshi Usui 17 Ret 0 31 Masayoshi Oyama 27 27 19 24 28 29 31 27 31† 29 24 28 26 Ret 0 32 Keiji Nakao 21 20 Ret 22 23 22 23 23 0 33 Hikaru Abe 21 25 0 34 Hachiro Osaka 25 30† 29 22 29 27 29 26 32† 27 Ret 29 22 Ret 0 35 Makoto Hotta 26 24 26 23 25 22 0 36 Yuichi Sasaki Ret 22 25 25 28 0 37 Yoshitsugu Kondo 23 26 27 Ret 24 26 27 25 29 28 23 27 24 23 0 38 Yasushi Ide 24 23 0 39 Reijiro Yamazaki 23 24 0 40 "Yugo" 28 28 24 Ret 29 28 31 26 31 29 27 0 41 Katsunori Keihara 29 29 25 Ret 30 27 Ret 25 30 28 30 0 42 "Syuji" 28 26 30 Ret Ret 27 25 0 43 Motohiko Isozaki 26 31 30 0 44 Hiromitsu Fujii 30 30 32 0 – Isao Nakashima Ret Ret – Pos Driver R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 Pts FUJ1 SUZ[a] MOT1 SUG MOT2 FUJ2

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

Pos	Driver	FUJ1		SUZ[a]		MOT1			SUG			MOT2		FUJ2		Pts
		R1	R2	R3	R4	R5	R6	R7	R8	R9	R10	R11	R12	R13	R14
1	"Hirobon"	21	16	10	15	20	19	20	21	20	20	22	23	30	16	238
2	Yutaka Toriba			Ret	18	19	15	21	19	18	19	14	16	14	29	223
3	"Dragon"	20	17	18	17	Ret	Ret	DNS	20	21	18	17	20	16	Ret	173
4	Sergeyevich Sato			20	14	23	20	25	23	24	25	15	19	Ret	18	147
5	Makio Saito	Ret	21	15	25	22	23	24	Ret	22	22	20	21	20	19	144
6	Yoshitsugu Kondo	23	26	27	Ret	24	26	27	25	29	28	23	27	24	23	84
7	Keiji Nakao			21	20	Ret	22	23	22	23	23					73
8	Nobuhiro Imada			23	16	Ret	28	26				19	26			49
9	Hachiro Osaka	25	30†	29	22	29	27	29	26	32†	27	Ret	29	22	Ret	48
10	Masayoshi Oyama	27	27	19	24	28	29	31	27	31†	29	24	28	26	Ret	45
11	Makoto Hotta	26	24	26	23									25	22	36
12	Yuichi Sasaki	Ret	22			25	25	28								32
13	"Ikari"													21	17	30
14	Yasushi Ide	24	23													22
15	"Syuji"								28	26	30	Ret	Ret	27	25	17
16	"Yugo"	28	28	24	Ret				29	28	31	26	31	29	27	16
17	Tsuyoshi Usui			17	Ret											15
18	Katsunori Keihara	29	29	25	Ret				30	27	Ret	25	30	28	30	13
19	Motohiko Isozaki					26	31	30								7
20	Hiromitsu Fujii					30	30	32								1
–	Isao Nakashima											Ret	Ret			–
Pos	Driver	R1	R2	R3	R4	R5	R6	R7	R8	R9	R10	R11	R12	R13	R14	Pts
		FUJ1		SUZ[a]		MOT1			SUG			MOT2		FUJ2

Only the best finisher scored points for their team.

Pos	Team	Points
1	TGR-DC Racing School	285
2	Honda Formula Dream Project	260
3	OTG Motor Sports	160
4	Saccess Racing	59
5	Skill Speed	52
6	HELM Motorsports	34
7	Bionic Jack Racing	34
8	Media Do Kageyama Racing	7
9	RSS	3
10	KRac Motorsports	1
11	Rn-sports	1