Japan vs South Korea: Centralization of Political Power Index
Japan
0.094
in 2025
South Korea
0.086
in 2025
Japan rank
142nd
South Korea rank
145th
Centralization of Political Power Index over time
- Japan
- South Korea
How they compare
Japan currently reports 0.094 against 0.086 in South Korea, a difference of 0.008.
That makes Japan's figure about 1.1 times South Korea's.
The two have swapped places 9 times across 237 shared years of data; in 1789 it was South Korea ahead.
Japan ranks 142nd and South Korea ranks 145th of 173 countries.
Individual pages
About this data
Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.