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Fuel prices: survey of 17 Aug 2026

Regular gasoline169.8 yen/Lw/w -0.3

Premium gasoline180.7 yen/Lw/w -0.2

Diesel159.3 yen/Lw/w -0.2

Kerosene (store, 18 L)2,532 yen/18 Lw/w -2

vs. a year earlier (national)

Fuel	18 Aug 2025	17 Aug 2026	Change
Regular gasoline	174.7	169.8	-4.9
Premium gasoline	185.4	180.7	-4.7
Diesel	154.8	159.3	+4.5
Kerosene (store, 18 L)	2,221	2,532	+311
Kerosene (delivered, 18 L)	2,395	2,715	+320

Highest regular gasoline, top 10

Yamagata178.0

Nagasaki177.4

Okinawa177.3

Kagoshima177.2

Nagano176.3

Tottori175.8

Shimane175.1

Fukui174.8

Kōchi174.3

Miyazaki173.8

Lowest regular gasoline, top 10

Miyagi163.4

Tokushima163.9

Iwate164.1

Aichi164.1

Saitama164.4

Saga164.7

Ibaraki165.9

Hyōgo166.1

Nara167.3

Chiba167.4

All 47 prefectures

Prefecture	Regular gasoline	Premium gasoline	Diesel	Kerosene (store, 18 L)	w/w
Hokkaido	169.8	181.3	160.4	2,621	-1.0
Aomori	167.7	178.6	158.2	2,532	+0.3
Iwate	164.1	174.7	153.4	2,455	-1.4
Miyagi	163.4	174.4	154.2	2,483	±0
Akita	169.4	180.3	160.7	2,508	+0.2
Yamagata	178.0	189.0	168.2	2,483	-0.3
Fukushima	171.8	183.2	160.5	2,531	+1.0
Ibaraki	165.9	177.1	155.5	2,467	-0.3
Tochigi	169.2	180.3	160.7	2,550	+0.1
Gunma	170.2	181.5	160.9	2,523	-0.2
Saitama	164.4	175.3	154.1	2,457	+0.4
Chiba	167.4	178.1	155.9	2,513	±0
Tokyo	170.3	179.9	157.5	2,558	±0
Kanagawa	168.5	179.5	156.6	2,548	±0
Niigata	171.4	182.6	163.2	2,594	-0.6
Toyama	171.4	183.0	163.0	2,556	+0.3
Ishikawa	168.4	179.0	157.3	2,487	-0.3
Fukui	174.8	186.2	165.3	2,618	+0.5
Yamanashi	168.0	179.2	155.5	2,475	-0.4
Nagano	176.3	187.5	165.6	2,501	±0
Gifu	169.3	180.4	157.4	2,485	-0.1
Shizuoka	171.0	182.0	158.9	2,612	-0.3
Aichi	164.1	175.6	154.1	2,522	+0.2
Mie	168.0	179.3	159.3	2,496	±0
Shiga	171.4	182.5	160.4	2,533	-0.1
Kyoto	172.6	183.9	159.5	2,572	±0
Osaka	170.1	181.2	158.1	2,473	+0.2
Hyōgo	166.1	177.0	156.1	2,528	-0.3
Nara	167.3	178.0	156.8	2,493	+0.3
Wakayama	168.3	179.1	157.0	2,504	±0
Tottori	175.8	186.7	166.7	2,629	-0.1
Shimane	175.1	186.4	167.0	2,635	+0.4
Okayama	167.5	178.5	157.6	2,504	-0.2
Hiroshima	168.9	179.8	159.3	2,531	+0.2
Yamaguchi	167.4	177.8	158.4	2,507	±0
Tokushima	163.9	174.5	149.9	2,394	+0.1
Kagawa	169.6	180.8	157.7	2,498	+0.2
Ehime	169.3	180.3	158.5	2,571	-0.7
Kōchi	174.3	184.6	161.2	2,556	±0
Fukuoka	169.4	180.1	158.3	2,454	-0.4
Saga	164.7	175.5	155.1	2,524	-5.1
Nagasaki	177.4	187.6	169.0	2,609	-0.3
Kumamoto	169.7	180.1	159.0	2,507	-0.6
Ōita	172.4	183.9	160.5	2,547	-0.5
Miyazaki	173.8	184.7	162.8	2,573	±0
Kagoshima	177.2	187.4	168.1	2,669	+0.2
Okinawa	177.3	182.9	164.3	2,926	-2.3

Weekly cash retail prices from METI/ANRE's petroleum product price survey (consumption tax included; excluded before April 2004). Survey every Monday. Kerosene in yen per 18 L, others in yen per litre.

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Regular gasoline averaged 169.8 yen/L nationwide. Highest: Yamagata (178.0); lowest: Miyagi (163.4); gap 14.6 yen.