How much does tsukudani (simmered kombu) cost in Japan?

¥3,178 per kg, as of September 2026 — the unweighted average of 81 surveyed cities in the government's retail price survey.

Which Japanese city has the cheapest tsukudani (simmered kombu)?

Among the surveyed cities in September 2026, Tottori was cheapest at ¥2,136 and Sapporo the most expensive at ¥4,160.

How much have tsukudani (simmered kombu) prices changed in Japan over the past year?

As of September 2026, +3.9% year on year, measured by Japan's official consumer price index (2020 = 100).

How much have tsukudani (simmered kombu) prices changed in Japan over the past five years?

+33.8% compared with the same month five years earlier. The index now reads 140.4.

When were tsukudani (simmered kombu) prices in Japan at their highest?

Right now. The latest month, September 2026, is the highest reading in the series at 140.4 — 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).

Food · code 1485

Tsukudani (simmered kombu) price in Japan

こんぶつくだ煮

Average retail price

¥3,178per kg+4.1% year on year

2026-09 · unweighted average of 81 surveyed cities

Surveyed specification: 並

Cheapest surveyed city: ¥2,136 Tottori
Priciest surveyed city: ¥4,160 Sapporo

Price in your city:

¥3,510per kg+10.4% vs national average#44 cheapest of 52 cities

See all 52 cities, cheapest first

#	City	Price (JPY) · per kg
1	Tottori	¥2,136
2	Akita	¥2,166
3	Tsu	¥2,332
4	Matsue	¥2,430
5	Kofu	¥2,467
6	Naha	¥2,477
7	Miyazaki	¥2,480
8	Yamagata	¥2,494
9	Wakayama	¥2,568
10	Saga	¥2,591
11	Hiroshima	¥2,599
12	Oita	¥2,686
13	Niigata	¥2,731
14	Okayama	¥2,767
15	Matsuyama	¥2,776
16	Yamaguchi	¥2,800
17	Hamamatsu	¥2,831
18	Nagano	¥2,852
19	Kyoto	¥2,913
20	Kitakyushu	¥2,920
21	Kochi	¥2,925
22	Sakai	¥2,984
23	Shizuoka	¥3,009
24	Otsu	¥3,046
25	Kobe	¥3,081
26	Sendai	¥3,122
27	Osaka	¥3,122
28	Aomori	¥3,150
29	Fukushima	¥3,179
30	Utsunomiya	¥3,195
31	Nara	¥3,201
32	Sagamihara	¥3,223
33	Chiba	¥3,236
34	Saitama	¥3,353
35	Yokohama	¥3,353
36	Takamatsu	¥3,358
37	Toyama	¥3,372
38	Kawasaki	¥3,372
39	Nagoya	¥3,376
40	Gifu	¥3,403
41	Nagasaki	¥3,418
42	Maebashi	¥3,436
43	Tokushima	¥3,508
44	Tokyo (23 wards)	¥3,510
45	Fukui	¥3,514
46	Kanazawa	¥3,595
47	Mito	¥3,611
48	Kagoshima	¥3,685
49	Fukuoka	¥3,687
50	Kumamoto	¥3,738
51	Morioka	¥3,922
52	Sapporo	¥4,160

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

Tsukudani (simmered kombu) costs ¥3,178 per kg in Japan as of September 2026 — the unweighted average of 81 surveyed cities, up 4.1% from a year earlier. Measured as an index, the official CPI for tsukudani (simmered kombu) reads 140.4 (2020 = 100) in September 2026, up 3.9% year on year and up 33.8% over five years.

Tsukudani (simmered kombu) sits in the food group of Japan's CPI basket, with 681 monthly observations from January 1970 to September 2026. The series peaked at 140.4 in September 2026 and bottomed at 10.6 in January 1970; the latest reading is at its highest recorded level. Against ten years ago it is +46.4%.

Latest CPI

140.4

2026-09 (2020=100)

YoY %

+3.9%

5y change %

+33.8%

Change since 1970-01

+1,224.5%

Annual average index by year

Annual average consumer price index for Tsukudani (simmered kombu) in Japan (2020 = 100)
Year	Index	YoY %	Months
2015	95.1	+0.4%	12
2016	96.0	+0.9%	12
2017	96.0	0.0%	12
2018	96.8	+0.8%	12
2019	97.5	+0.7%	12
2020	100.0	+2.6%	12
2021	104.6	+4.6%	12
2022	107.5	+2.8%	12
2023	116.5	+8.4%	12
2024	120.1	+3.1%	12
2025	133.3	+11.0%	12
2026	138.6	+4.0%	9

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

Average retail price by month

2026-09	¥3,178
2026-08	¥3,154
2026-07	¥3,138
2026-06	¥3,144
2026-05	¥3,161
2026-04	¥3,119
2026-03	¥3,149
2026-02	¥3,135
2026-01	¥3,114
2025-12	¥3,160
2025-11	¥3,151
2025-10	¥3,043
2025-09	¥3,054

Frequently asked questions

How much does tsukudani (simmered kombu) cost in Japan?: ¥3,178 per kg, as of September 2026 — the unweighted average of 81 surveyed cities in the government's retail price survey.
Which Japanese city has the cheapest tsukudani (simmered kombu)?: Among the surveyed cities in September 2026, Tottori was cheapest at ¥2,136 and Sapporo the most expensive at ¥4,160.
How much have tsukudani (simmered kombu) prices changed in Japan over the past year?: As of September 2026, +3.9% year on year, measured by Japan's official consumer price index (2020 = 100).
How much have tsukudani (simmered kombu) prices changed in Japan over the past five years?: +33.8% compared with the same month five years earlier. The index now reads 140.4.
When were tsukudani (simmered kombu) prices in Japan at their highest?: Right now. The latest month, September 2026, is the highest reading in the series at 140.4 — 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).