The2018 JapaneseSuper Formula Championship was the forty-sixth season of premier Japaneseopen-wheelmotor racing, and the sixth under the moniker of Super Formula. The season began on 22 April and is scheduled to end on 28 October at the same place after seven rounds.^[1]

2018 was the final season that theDallara SF14 chassis package—which débuted in the2014 Super Formula Championship—was used in competition; as a brand new chassis package will be introduced for the 2019 season but the engine configuration will remain the same.

Every Honda-powered car used aHonda HR-414E engine and every Toyota-powered car used aToyota RI4A engine.

Team	Engine	No.	Driver	Rounds
JMS P.mu/cerumo・INGING[2]	Toyota	1	Hiroaki Ishiura[2]	All
		2	Yuji Kunimoto[2]	All
Kondo Racing[2]	Toyota	3	Nick Cassidy[2]	All
		4	Kenta Yamashita[2]	All
DocomoTeam Dandelion Racing[3]	Honda	5	Tomoki Nojiri[3]	All
		6	Nobuharu Matsushita[3]	All
UOMOSunocoTeam LeMans[2]	Toyota	7	Pietro Fittipaldi[4]	1
			Tom Dillmann[5]	2–7
		8	Kazuya Oshima[2]	All
Team Mugen[3]	Honda	15	Nirei Fukuzumi[3]	1, 5–7
			Sena Sakaguchi[6]	2
			Dan Ticktum[7]	3–4
		16	Naoki Yamamoto[3]	All
REAL Racing	Honda	17	Koudai Tsukakoshi[3]	All
carrozzeria Team KCMG[2]	Toyota	18	Kamui Kobayashi[2]	1–4, 6–7
			Yuichi Nakayama[8]	5
Itochu EnexTeam Impul[2]	Toyota	19	Yuhi Sekiguchi[2]	All
		20	Ryo Hirakawa[2]	All
Vantelin Team Tom's[2]	Toyota	36	Kazuki Nakajima[2]	1–4, 6–7
			João Paulo de Oliveira[8]	5
		37	James Rossiter[2]	All
B-MAX Racing Team[3]	Honda	50	Katsumasa Chiyo[9]	All
TCS Nakajima Racing[3]	Honda	64	Narain Karthikeyan[3]	All
		65	Takuya Izawa[3]	All

• NissanSuper GT driverKatsumasa Chiyo replacedTakashi Kogure in theB-MAX Racing Team.^[9]
• 2017 World Series Formula V8 3.5 championPietro Fittipaldi replacedFelix Rosenqvist in theTeam LeMans.^[4]Tom Dillmann is scheduled to substitute Fittipaldi at the Autopolis and Sugo rounds, who will be busy due to his2018 IndyCar Series commitments. After Fittipaldi was injured at the6 Hours of Spa-Francorchamps, Dillman replaced Fittipaldi for more rounds.^[5]
• Pierre Gasly left the series to compete inFormula One withScuderia Toro Rosso.^[10] His place at Team Mugen was taken byNirei Fukuzumi, who finished third in the2017 GP3 Series.^[3] Fukuzumi will also compete in theFIA Formula 2 Championship, and is set to prioritise F2 rounds over Super Formula where any dates clash.^[11]
• André Lotterer left theTOM'S team and the championship after fifteen consecutive seasons since2003.^[12] His seat was taken byJames Rossiter, formerly of Kondo Racing who returns after a season out.^[2]
• Nobuharu Matsushita returned to Japan after two seasons in theGP2 Series and one season in theFIA Formula 2 Championship, joiningDocomoTeam Dandelion Racing.^[3] He takes the seat ofTakuya Izawa, who moved toNakajima Racing.
• Ryo Hirakawa returned to Super Formula for the first time since2015 withTeam Impul, replacingJann Mardenborough.^[2]

Due to scheduling restrictions imposed by the concurrent Japan WTCR round, the final round of the calendar atSuzuka Circuit will now feature a single race instead of the originally planned double-header.^[13]

Round		Circuit	Date	Pole position	Fastest lap	Winning driver	Winning team
1		Suzuka Circuit	22 April	Naoki Yamamoto	James Rossiter	Naoki Yamamoto	Team Mugen
2		Autopolis	13 May	Ryo Hirakawa	Race cancelled due to weather conditions[14]
3		Sportsland SUGO	27 May	Tomoki Nojiri	Yuhi Sekiguchi	Naoki Yamamoto	Team Mugen
4		Fuji Speedway	8 July	Nick Cassidy	Nick Cassidy	Nick Cassidy	Kondo Racing
5		Twin Ring Motegi	19 August	Hiroaki Ishiura	Nirei Fukuzumi	Hiroaki Ishiura	JMS P.mu/Cerumo・INGING
6		Okayama International Circuit	9 September	Yuhi Sekiguchi	Kamui Kobayashi	Yuhi Sekiguchi	Itochu EnexTeam Impul
7		Suzuka Circuit	27 October	Naoki Yamamoto	Yuhi Sekiguchi	Naoki Yamamoto	Team Mugen

Scoring system

Driver standings

Pos	Driver	SUZ	AUT	SUG	FUJ	MOT	OKA[N 2]	SUZ	Points
1	Naoki Yamamoto	1	C	1	8	7	10	1	38
2	Nick Cassidy	7	C	2	1	3	5	2	37
3	Hiroaki Ishiura	4	C	11	2	1	7	11	25
4	Yuhi Sekiguchi	2	C	13	6	16	1	8	18
5	Ryo Hirakawa	Ret	C	9	4	2	3	Ret	17
6	Kazuki Nakajima	8	C	3	5		17	5	15
7	Tomoki Nojiri	3	C	7	14	8	4	9	12.5
8	Yuji Kunimoto	13	C	Ret	3	15	8	4	11.5
9	Kenta Yamashita	9	C	8	18	6	6	3	11.5
10	Kamui Kobayashi	10	C	6	12		2	13	7
11	Nobuharu Matsushita	12	C	10	9	4	9	7	7
12	Kazuya Oshima	15	C	15	7	5	16	14	6
13	Koudai Tsukakoshi	6	C	12	13	10	12	6	6
14	Tom Dillmann		C	4	10	12	Ret	15	5
15	Narain Karthikeyan	17	C	5	16	11	13	17	4
16	Takuya Izawa	5	C	14	15	14	14	16	4
17	James Rossiter	11	C	Ret	19	9	11	Ret	0
18	Katsumasa Chiyo	14	C	Ret	17	19	15	10	0
19	Dan Ticktum			Ret	11				0
20	Nirei Fukuzumi	Ret				17	18	12	0
21	Yuichi Nakayama					13			0
22	Pietro Fittipaldi	16							0
23	João Paulo de Oliveira					18			0
—	Sena Sakaguchi		C						—
Pos	Driver	SUZ	AUT	SUG	FUJ	MOT	OKA	SUZ	Points

• Japanese Championship Super Formula official website(in English)

• Super Formula
• 2018 in Japanese motorsport
• 2018 in formula racing

• CS1 Japanese-language sources (ja)