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Medical care · code 6012

Stomach medicine price in Japan

胃腸薬

Average retail price

¥1,003per box+14.1% year on year
2026-09 · unweighted average of 81 surveyed cities
Surveyed specification: 第2類医薬品,複合胃腸薬,錠剤,箱入り(50錠入り),「第一三共胃腸薬プラス錠剤」
Cheapest surveyed city
¥872 Himeji
Priciest surveyed city
¥1,086 Niigata
¥1,025per box+2.2% vs national average#32 cheapest of 52 cities
See all 52 cities, cheapest first
#CityPrice (JPY) · per box
1Morioka¥930
2Chiba¥936
3Nara¥944
4Hiroshima¥946
5Tsu¥955
6Oita¥965
7Akita¥967
8Yokohama¥970
9Fukushima¥974
10Matsue¥974
11Sagamihara¥974
12Fukuoka¥976
13Nagoya¥979
14Aomori¥981
15Shizuoka¥981
16Matsuyama¥981
17Kochi¥981
18Kofu¥987
19Kumamoto¥991
20Miyazaki¥994
21Kyoto¥1,007
22Kobe¥1,007
23Sendai¥1,008
24Saitama¥1,011
25Osaka¥1,011
26Mito¥1,014
27Utsunomiya¥1,014
28Hamamatsu¥1,014
29Yamagata¥1,015
30Kagoshima¥1,017
31Kawasaki¥1,018
32Tokyo (23 wards)¥1,025
33Maebashi¥1,025
34Kanazawa¥1,026
35Tokushima¥1,028
36Toyama¥1,029
37Nagano¥1,032
38Tottori¥1,032
39Saga¥1,035
40Sapporo¥1,037
41Gifu¥1,041
42Otsu¥1,041
43Kitakyushu¥1,043
44Sakai¥1,048
45Takamatsu¥1,050
46Okayama¥1,053
47Yamaguchi¥1,053
48Wakayama¥1,072
49Fukui¥1,078
50Nagasaki¥1,083
51Naha¥1,084
52Niigata¥1,086

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

Stomach medicine costs ¥1,003 per box in Japan as of September 2026 — the unweighted average of 81 surveyed cities, up 14.1% from a year earlier. Measured as an index, the official CPI for stomach medicine reads 118.0 (2020 = 100) in September 2026, up 14.3% year on year and up 15.2% over five years.

Stomach medicine sits in the medical care group of Japan's CPI basket, with 657 monthly observations from January 1972 to September 2026. The series peaked at 124.8 in April 1989 and bottomed at 60.8 in February 1972; the latest reading is -5.4% against that peak. Against ten years ago it is +14.8%.

Latest CPI
118.0
2026-09 (2020=100)
YoY %
+14.3%
5y change %
+15.2%
Change since 1972-01
+93.4%

Annual average index by year

Annual average consumer price index for Stomach medicine in Japan (2020 = 100)
YearIndexYoY %Months
2015104.5+2.2%12
2016104.4-0.1%12
2017104.2-0.2%12
201899.9-4.1%12
201998.7-1.2%12
2020100.0+1.3%12
2021100.5+0.5%12
2022102.6+2.1%12
2023102.8+0.2%12
2024103.3+0.5%12
2025103.5+0.2%12
2026110.5+6.8%9

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

Average retail price by month

2026-09¥1,003
2026-08¥1,000
2026-07¥997
2026-06¥972
2026-05¥895
2026-04¥892
2026-03¥890
2026-02¥891
2026-01¥892
2025-12¥888
2025-11¥887
2025-10¥881
2025-09¥879

Frequently asked questions

How much does stomach medicine cost in Japan?
¥1,003 per box, as of September 2026 — the unweighted average of 81 surveyed cities in the government's retail price survey.
Which Japanese city has the cheapest stomach medicine?
Among the surveyed cities in September 2026, Himeji was cheapest at ¥872 and Niigata the most expensive at ¥1,086.
How much have stomach medicine prices changed in Japan over the past year?
As of September 2026, +14.3% year on year, measured by Japan's official consumer price index (2020 = 100).
How much have stomach medicine prices changed in Japan over the past five years?
+15.2% compared with the same month five years earlier. The index now reads 118.0.
When were stomach medicine prices in Japan at their highest?
The series peaked at 124.8 in April 1989. The latest reading is -5.4% 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).

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