Japan population estimated at 122.69 million in October
Japan’s total population was estimated at about 122.69 million on 1 October 2026, according to an estimate released by the Statistics Bureau on 20 October. The monthly series is based on the national census and demographic movements recorded after it.
Event / data period: 2026-10-01
Published: · Updated:
The bureau said it plans to switch the population base to the completed 2025 census from its November report and revise the intervening estimates. The October figure is therefore a provisional estimate under the current 2020 census base.
Data
Officially reported measure
Japan population estimated at 122.69 million in October
- Total population estimate on 1 October
- ≈122.69 million people
- 2026-10 · Estimate
Methodology
Value reported by the source agency for the stated period; no recalculation has been made.
Updated:
Subjects and places
Subject proposals
- Population and censusSuggested
- Subject suggested from the title or summary: national census, demographicwww.stat.go.jp ↗
Geographic references
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- Japan · Place role: Coverage · Place type: Country or area · Location precision: RegionalEvidence
- Explicit preserved editorial country/region; no city or national centroid inferredwww.stat.go.jp ↗