Makrognosis

Japan CPI — Electricity (2025=100 index)

MonthlyNot seasonally adjustedCode JP.CPI.M.NSA.GRP-ELECTRICITY

Latest (y/y)−2.3%September 2026
Previous (y/y)−2.5%August 2026
Level92.50September 2026

Japan CPI — Electricity (2025=100 index) was down 2.3% year on year in September 2026, compared with −2.5% in August 2026.

The level stood at 92.50 (index).

Over the past ten years it has ranged from −24.5% (Sep 2023) to 26.2% (Aug 2024), averaging 2.4%.

Japan CPI — Electricity (2025=100 index), annual % change, Jan 2002 – Sep 2026−40%−20%0%20%20052010201520202025Robomacro
Japan CPI — Electricity (2025=100 index), annual % change, Jan 2002 – Sep 2026. Source: Statistics Bureau of Japan (e-Stat).
Japan CPI — Electricity (2025=100 index), level (index)6070809010011020052010201520202025Robomacro
Japan CPI — Electricity (2025=100 index), level (index).

Showing the full history (downsampled for display). Open the interactive chart to zoom and switch transforms.

Recent data

PeriodValueY/Y %
September 202692.50−2.3
August 202694.30−2.5
July 2026103.6−0.10
June 2026103.2−1.7
May 2026103.0−2.4
April 202697.80−2.6
March 202688.40−8.0
February 202688.10−7.9
January 2026101.61.6
December 2025101.5−2.3
November 2025101.65.0
October 202595.603.6
September 202594.703.2
August 202596.70−6.9
July 2025103.7−0.7
June 2025105.05.4
May 2025105.511.3
April 2025100.413.4
March 202596.108.7
February 202595.709.0
January 2025100.05.3
December 2024103.918.7
November 202496.809.9
October 202492.303.9

Last 24 observations. The full history (309 observations) is available through the API.

Get Japan CPI — Electricity (2025=100 index) in your code or spreadsheet

One guessable code, agency-direct, updated on release. Free tier available.

curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/JP.CPI.M.NSA.GRP-ELECTRICITY"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/JP.CPI.M.NSA.GRP-ELECTRICITY",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
Get a free API key → · API docs

About this series

Latest observationSeptember 2026
First observationJanuary 2001
Observations309
FrequencyMonthly
Unitsindex
AdjustmentNot seasonally adjusted
10-year high26.2% (Aug 2024)
10-year low−24.5% (Sep 2023)
10-year average2.4%
Source agencyStatistics Bureau of Japan (e-Stat)
Makrognosis codeJP.CPI.M.NSA.GRP-ELECTRICITY

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FAQ

What is the current cPI — Electricity (2025=100 index) in Japan?
The latest reading is −2.3% year on year for September 2026, published by Statistics Bureau of Japan (e-Stat).
Where does this data come from?
It is collected directly from Statistics Bureau of Japan (e-Stat) and is available through the Makrognosis API under the code JP.CPI.M.NSA.GRP-ELECTRICITY.

Last updated 2026-11-04. Source: Statistics Bureau of Japan (e-Stat). Original title: “Japan CPI — Electricity (2025=100 index)”.