How much does car battery cost in Japan?

¥7,995 per piece, as of September 2026 — the unweighted average of 47 surveyed cities in the government's retail price survey.

Which Japanese city has the cheapest car battery?

Among the surveyed cities in September 2026, Naha was cheapest at ¥4,980 and Sendai the most expensive at ¥9,429.

How much have car battery prices changed in Japan over the past year?

As of September 2026, +6.4% year on year, measured by Japan's official consumer price index (2020 = 100).

How much have car battery prices changed in Japan over the past five years?

+17.8% compared with the same month five years earlier. The index now reads 118.0.

When were car battery prices in Japan at their highest?

The series peaked at 119.0 in April 2024. The latest reading is -0.8% against that peak.

What is the difference between the index and the yen price?

This page carries two kinds of number. The index (2020 = 100) measures percentage change over time and is not a yen amount; the yen figure is an actual average retail price from the government's retail price survey. Source: 総務省統計局消費者物価指数 (e-Stat table 0003427113, nationwide, monthly).

Transport & communication · code 7312

Car battery price in Japan

自動車バッテリー

Average retail price

¥7,995per piece+7.3% year on year

2026-09 · unweighted average of 47 surveyed cities

Surveyed specification: 〔ＪＩＳ形式〕４０Ｂ１９Ｒ（Ｌ），普通品

Cheapest surveyed city: ¥4,980 Naha
Priciest surveyed city: ¥9,429 Sendai

Price in your city:

¥7,920per piece-0.9% vs national average#16 cheapest of 47 cities

See all 47 cities, cheapest first

#	City	Price (JPY) · per piece
1	Naha	¥4,980
2	Kanazawa	¥5,230
3	Saitama	¥5,480
4	Fukuoka	¥5,480
5	Okayama	¥6,029
6	Kagoshima	¥6,353
7	Sapporo	¥6,730
8	Kyoto	¥6,730
9	Chiba	¥6,954
10	Shizuoka	¥6,980
11	Kobe	¥7,230
12	Matsuyama	¥7,230
13	Miyazaki	¥7,230
14	Osaka	¥7,280
15	Takamatsu	¥7,425
16	Tokyo (23 wards)	¥7,920
17	Nagano	¥7,980
18	Tokushima	¥7,980
19	Yokohama	¥8,090
20	Otsu	¥8,120
21	Kochi	¥8,329
22	Fukui	¥8,340
23	Morioka	¥8,480
24	Maebashi	¥8,480
25	Kofu	¥8,480
26	Nagoya	¥8,480
27	Oita	¥8,480
28	Gifu	¥8,497
29	Akita	¥8,654
30	Aomori	¥8,980
31	Yamagata	¥8,980
32	Fukushima	¥8,980
33	Mito	¥8,980
34	Utsunomiya	¥8,980
35	Niigata	¥8,980
36	Toyama	¥8,980
37	Nara	¥8,980
38	Wakayama	¥8,980
39	Tottori	¥8,980
40	Matsue	¥8,980
41	Hiroshima	¥8,980
42	Yamaguchi	¥8,980
43	Saga	¥8,980
44	Nagasaki	¥8,980
45	Kumamoto	¥8,980
46	Tsu	¥9,020
47	Sendai	¥9,429

Retail price survey conducted by the Statistics Bureau of Japan. This is a survey average, not a shop price — actual prices vary by store. 総務省統計局小売物価統計調査 · Surveyed items and specifications

Key facts

Car battery costs ¥7,995 per piece in Japan as of September 2026 — the unweighted average of 47 surveyed cities, up 7.3% from a year earlier. Measured as an index, the official CPI for car battery reads 118.0 (2020 = 100) in September 2026, up 6.4% year on year and up 17.8% over five years.

Car battery sits in the transport & communication group of Japan's CPI basket, with 261 monthly observations from January 2005 to September 2026. The series peaked at 119.0 in April 2024 and bottomed at 65.7 in May 2005; the latest reading is -0.8% against that peak. Against ten years ago it is +33.8%.

Latest CPI

118.0

2026-09 (2020=100)

YoY %

+6.4%

5y change %

+17.8%

Change since 2005-01

+79.3%

Annual average index by year

Annual average consumer price index for Car battery in Japan (2020 = 100)
Year	Index	YoY %	Months
2015	88.7	+0.3%	12
2016	88.3	-0.5%	12
2017	87.7	-0.7%	12
2018	93.6	+6.7%	12
2019	98.3	+5.0%	12
2020	100.0	+1.7%	12
2021	100.0	0.0%	12
2022	103.7	+3.7%	12
2023	112.6	+8.6%	12
2024	116.9	+3.8%	12
2025	111.4	-4.7%	12
2026	111.8	+0.4%	9

Average of the monthly index values in each year (2020 = 100). Blank months are excluded.

Average retail price by month

2026-09	¥7,995
2026-08	¥7,549
2026-07	¥7,411
2026-06	¥7,593
2026-05	¥7,559
2026-04	¥7,573
2026-03	¥7,520
2026-02	¥7,477
2026-01	¥7,468
2025-12	¥7,480
2025-11	¥7,469
2025-10	¥7,487
2025-09	¥7,454

Frequently asked questions

How much does car battery cost in Japan?: ¥7,995 per piece, as of September 2026 — the unweighted average of 47 surveyed cities in the government's retail price survey.
Which Japanese city has the cheapest car battery?: Among the surveyed cities in September 2026, Naha was cheapest at ¥4,980 and Sendai the most expensive at ¥9,429.
How much have car battery prices changed in Japan over the past year?: As of September 2026, +6.4% year on year, measured by Japan's official consumer price index (2020 = 100).
How much have car battery prices changed in Japan over the past five years?: +17.8% compared with the same month five years earlier. The index now reads 118.0.
When were car battery prices in Japan at their highest?: The series peaked at 119.0 in April 2024. The latest reading is -0.8% against that peak.
What is the difference between the index and the yen price?: This page carries two kinds of number. The index (2020 = 100) measures percentage change over time and is not a yen amount; the yen figure is an actual average retail price from the government's retail price survey. Source: 総務省統計局消費者物価指数 (e-Stat table 0003427113, nationwide, monthly).