How much does plastic bag cost in Japan?

¥378 per box, as of September 2026 — the unweighted average of 47 surveyed cities in the government's retail price survey.

Which Japanese city has the cheapest plastic bag?

Among the surveyed cities in September 2026, Utsunomiya was cheapest at ¥327 and Yamaguchi the most expensive at ¥408.

How much have plastic bag prices changed in Japan over the past year?

As of September 2026, +27.0% year on year, measured by Japan's official consumer price index (2020 = 100).

How much have plastic bag prices changed in Japan over the past five years?

+26.5% compared with the same month five years earlier. The index now reads 140.2.

When were plastic bag prices in Japan at their highest?

Right now. The latest month, September 2026, is the highest reading in the series at 140.2 — a record high since the series began.

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).

Furniture & household · code 4402

Plastic bag price in Japan

ポリ袋

Average retail price

¥378per box+27.5% year on year

2026-09 · unweighted average of 47 surveyed cities

Surveyed specification: ポリエチレン製，保存袋（冷凍・解凍用），ダブルジッパー付き，〔サイズ〕１８９ｍｍ×１７７ｍｍ，箱入り（１８枚入り），「ＺｉｐｌｏｃフリーザーバッグＭ」

Cheapest surveyed city: ¥327 Utsunomiya
Priciest surveyed city: ¥408 Yamaguchi

Price in your city:

¥367per box-2.9% vs national average#14 cheapest of 47 cities

See all 47 cities, cheapest first

#	City	Price (JPY) · per box
1	Utsunomiya	¥327
2	Kagoshima	¥334
3	Tottori	¥344
4	Okayama	¥347
5	Aomori	¥349
6	Yokohama	¥351
7	Niigata	¥355
8	Osaka	¥358
9	Sapporo	¥360
10	Wakayama	¥361
11	Oita	¥365
12	Otsu	¥366
13	Tokushima	¥366
14	Tokyo (23 wards)	¥367
15	Akita	¥367
16	Kanazawa	¥367
17	Saga	¥371
18	Chiba	¥372
19	Fukushima	¥374
20	Maebashi	¥374
21	Sendai	¥377
22	Fukui	¥377
23	Kobe	¥379
24	Morioka	¥380
25	Nagoya	¥382
26	Matsuyama	¥382
27	Nagano	¥383
28	Saitama	¥385
29	Naha	¥385
30	Kofu	¥388
31	Nagasaki	¥388
32	Kyoto	¥390
33	Fukuoka	¥390
34	Kumamoto	¥391
35	Kochi	¥393
36	Toyama	¥397
37	Shizuoka	¥397
38	Hiroshima	¥397
39	Takamatsu	¥397
40	Yamagata	¥399
41	Tsu	¥401
42	Nara	¥401
43	Matsue	¥401
44	Mito	¥403
45	Gifu	¥405
46	Miyazaki	¥405
47	Yamaguchi	¥408

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

Plastic bag costs ¥378 per box in Japan as of September 2026 — the unweighted average of 47 surveyed cities, up 27.5% from a year earlier. Measured as an index, the official CPI for plastic bag reads 140.2 (2020 = 100) in September 2026, up 27.0% year on year and up 26.5% over five years.

Plastic bag sits in the furniture & household group of Japan's CPI basket, with 261 monthly observations from January 2005 to September 2026. The series peaked at 140.2 in September 2026 and bottomed at 78.0 in January 2008; the latest reading is at its highest recorded level. Against ten years ago it is +44.1%.

Latest CPI

140.2

2026-09 (2020=100)

YoY %

+27.0%

5y change %

+26.5%

Change since 2005-01

+72.7%

Annual average index by year

Annual average consumer price index for Plastic bag in Japan (2020 = 100)
Year	Index	YoY %	Months
2015	91.7	+7.5%	12
2016	97.2	+6.0%	12
2017	97.1	-0.1%	12
2018	96.5	-0.6%	12
2019	96.1	-0.4%	12
2020	100.0	+4.1%	12
2021	113.5	+13.5%	12
2022	112.4	-1.0%	12
2023	110.7	-1.5%	12
2024	111.3	+0.5%	12
2025	110.3	-0.9%	12
2026	117.1	+6.2%	9

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

Average retail price by month

2026-09	¥378
2026-08	¥362
2026-07	¥305
2026-06	¥298
2026-05	¥298
2026-04	¥294
2026-03	¥299
2026-02	¥295
2026-01	¥297
2025-12	¥299
2025-11	¥300
2025-10	¥293
2025-09	¥296

Frequently asked questions

How much does plastic bag cost in Japan?: ¥378 per box, as of September 2026 — the unweighted average of 47 surveyed cities in the government's retail price survey.
Which Japanese city has the cheapest plastic bag?: Among the surveyed cities in September 2026, Utsunomiya was cheapest at ¥327 and Yamaguchi the most expensive at ¥408.
How much have plastic bag prices changed in Japan over the past year?: As of September 2026, +27.0% year on year, measured by Japan's official consumer price index (2020 = 100).
How much have plastic bag prices changed in Japan over the past five years?: +26.5% compared with the same month five years earlier. The index now reads 140.2.
When were plastic bag prices in Japan at their highest?: Right now. The latest month, September 2026, is the highest reading in the series at 140.2 — a record high since the series began.
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).