Japan vs Sao Tome and Principe: Theoretical duration of early childhood education
Japan
3 years
in 2025
Sao Tome and Principe
3 years
in 2025
Japan rank
106th
Sao Tome and Principe rank
106th
Theoretical duration of early childhood education over time
- Japan
- Sao Tome and Principe
How they compare
Japan currently reports 3 years against 3 years in Sao Tome and Principe, a difference of 0 years.
The two have swapped places 3 times across 27 shared years of data; in 1999 it was Japan ahead.
Japan ranks 106th and Sao Tome and Principe ranks 106th of 207 countries.
Japan has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Japan | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 6 years | 4 years | 2 years | Japan |
| 2000s | 6 years | 5 years | 1 years | Japan |
| 2010s | 3.9 years | 3.2 years | 0.7 years | Japan |
| 2020s | 3 years | 3 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of early childhood education, Japan or Sao Tome and Principe?
- Japan, at 3 years against 3 years in Sao Tome and Principe as of 2025.
- What is the difference in theoretical duration of early childhood education between Japan and Sao Tome and Principe?
- 0 years, with Japan ahead.
- How many years of comparable data are there for Japan and Sao Tome and Principe?
- 27 years are reported by both, from 1999 to 2025.
- How do Japan and Sao Tome and Principe rank globally for theoretical duration of early childhood education?
- Japan ranks 106th and Sao Tome and Principe ranks 106th of 207 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of early childhood education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release