Share of population not using improved sanitation facilities in Japan
Japan: Share of population not using improved sanitation facilities was 0.1% in 2024. ◆ Volatile
Share of population not using improved sanitation facilities in Japan, 2000–2024
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in %.
Analysis
Japan recorded 0.1% for share of population not using improved sanitation facilities in 2024. That is the highest value across all 25 years on record.
That represents a change of up 4.2% on the previous year and up 66.7% over ten years.
Over the whole period, share of population not using improved sanitation facilities in Japan peaked at 0.1% in 2024 and was at its lowest, 0.0%, in 2000.
That places Japan 173rd out of 232 countries with data for 2024, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0.0% | 0.0% | 0.0% | 10 |
| 2010s | 0.0% | 0.0% | 0.0% | 10 |
| 2020s | 0.1% | 0.0% | 0.1% | 5 |
Countries ranked near Japan
More reference data data for Japan
- Spring temperature anomalies 1.24 °C (2026)
- Summer temperature anomalies 0.1053 °C (2026)
- Temperature anomalies by month -0.7172 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 1.9 °C (2025)
- Winter temperature anomalies 0.5865 °C (2025)
- Consumer price index 118.04 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is share of population not using improved sanitation facilities in Japan?
- Share of population not using improved sanitation facilities in Japan was 0.1% in 2024, according to WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data.
- What is the highest share of population not using improved sanitation facilities recorded in Japan?
- The highest recorded value was 0.1% in 2024.
- What is the lowest share of population not using improved sanitation facilities recorded in Japan?
- The lowest recorded value was 0.0% in 2000.
- How does Japan rank for share of population not using improved sanitation facilities?
- Japan ranks 173rd out of 232 countries with data for 2024.
- Is share of population not using improved sanitation facilities rising or falling in Japan?
- Over the last ten years it is up 66.7%. The long-run trend across the full record is volatile.
- Where does this Japan data come from?
- The figures come from WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as part of Share of population not using improved sanitation facilities. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
If no improved sanitation facility is available, people might practice open defecation or use unimproved sanitation facilities.