Statizoid

Judicial Checks on Government Index in Japan

Japan: Judicial Checks on Government Index was 0.881 in 2025. ◆ Volatile

Latest (2025)
0.881
Change on year
unchanged
World rank
33rd
of 176 countries
All-time high
0.882
in 1948
All-time low
0.092
in 1789
Years of data
237
1789–2025

Judicial Checks on Government Index in Japan, 1789–2025

00.20.40.60.8178919072025

Source: V-Dem (2026) – processed by Our World in Data.

Analysis

The most recent figure for judicial checks on government index in Japan is 0.881, measured in 2025.

That represents a change of up 1.5% over ten years.

Over the whole period, judicial checks on government index in Japan peaked at 0.882 in 1948 and was at its lowest, 0.092, in 1789.

That places Japan 33rd out of 176 countries with data for 2025, putting it in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Judicial Checks on Government Index in Japan, year by year

Year Value Change
1789 0.092 —
1790 0.092 +0.0%
1791 0.092 +0.0%
1792 0.092 +0.0%
1793 0.092 +0.0%
1794 0.092 +0.0%
1795 0.092 +0.0%
1796 0.092 +0.0%
1797 0.092 +0.0%
1798 0.092 +0.0%
1799 0.092 +0.0%
1800 0.092 +0.0%
1801 0.092 +0.0%
1802 0.092 +0.0%
1803 0.092 +0.0%
1804 0.092 +0.0%
1805 0.092 +0.0%
1806 0.092 +0.0%
1807 0.092 +0.0%
1808 0.092 +0.0%
1809 0.092 +0.0%
1810 0.092 +0.0%
1811 0.092 +0.0%
1812 0.092 +0.0%
1813 0.092 +0.0%
1814 0.092 +0.0%
1815 0.092 +0.0%
1816 0.092 +0.0%
1817 0.092 +0.0%
1818 0.092 +0.0%
1819 0.092 +0.0%
1820 0.092 +0.0%
1821 0.092 +0.0%
1822 0.092 +0.0%
1823 0.092 +0.0%
1824 0.092 +0.0%
1825 0.092 +0.0%
1826 0.092 +0.0%
1827 0.092 +0.0%
1828 0.092 +0.0%
1829 0.092 +0.0%
1830 0.092 +0.0%
1831 0.092 +0.0%
1832 0.092 +0.0%
1833 0.092 +0.0%
1834 0.092 +0.0%
1835 0.092 +0.0%
1836 0.092 +0.0%
1837 0.092 +0.0%
1838 0.092 +0.0%
1839 0.092 +0.0%
1840 0.092 +0.0%
1841 0.092 +0.0%
1842 0.092 +0.0%
1843 0.092 +0.0%
1844 0.092 +0.0%
1845 0.092 +0.0%
1846 0.092 +0.0%
1847 0.092 +0.0%
1848 0.092 +0.0%
1849 0.092 +0.0%
1850 0.092 +0.0%
1851 0.092 +0.0%
1852 0.092 +0.0%
1853 0.092 +0.0%
1854 0.092 +0.0%
1855 0.092 +0.0%
1856 0.092 +0.0%
1857 0.092 +0.0%
1858 0.092 +0.0%
1859 0.092 +0.0%
1860 0.092 +0.0%
1861 0.092 +0.0%
1862 0.092 +0.0%
1863 0.092 +0.0%
1864 0.092 +0.0%
1865 0.092 +0.0%
1866 0.092 +0.0%
1867 0.092 +0.0%
1868 0.092 +0.0%
1869 0.159 +72.8%
1870 0.323 +103.1%
1871 0.323 +0.0%
1872 0.323 +0.0%
1873 0.323 +0.0%
1874 0.323 +0.0%
1875 0.555 +71.8%
1876 0.643 +15.9%
1877 0.643 +0.0%
1878 0.643 +0.0%
1879 0.643 +0.0%
1880 0.643 +0.0%
1881 0.643 +0.0%
1882 0.643 +0.0%
1883 0.643 +0.0%
1884 0.643 +0.0%
1885 0.643 +0.0%
1886 0.643 +0.0%
1887 0.643 +0.0%
1888 0.643 +0.0%
1889 0.643 +0.0%
1890 0.69 +7.3%
1891 0.69 +0.0%
1892 0.69 +0.0%
1893 0.69 +0.0%
1894 0.69 +0.0%
1895 0.69 +0.0%
1896 0.69 +0.0%
1897 0.69 +0.0%
1898 0.69 +0.0%
1899 0.69 +0.0%
1900 0.69 +0.0%
1901 0.67 -2.9%
1902 0.67 +0.0%
1903 0.67 +0.0%
1904 0.67 +0.0%
1905 0.67 +0.0%
1906 0.67 +0.0%
1907 0.67 +0.0%
1908 0.67 +0.0%
1909 0.67 +0.0%
1910 0.67 +0.0%
1911 0.67 +0.0%
1912 0.67 +0.0%
1913 0.68 +1.5%
1914 0.675 -0.7%
1915 0.675 +0.0%
1916 0.675 +0.0%
1917 0.675 +0.0%
1918 0.675 +0.0%
1919 0.675 +0.0%
1920 0.675 +0.0%
1921 0.675 +0.0%
1922 0.675 +0.0%
1923 0.675 +0.0%
1924 0.675 +0.0%
1925 0.675 +0.0%
1926 0.675 +0.0%
1927 0.675 +0.0%
1928 0.675 +0.0%
1929 0.675 +0.0%
1930 0.675 +0.0%
1931 0.675 +0.0%
1932 0.675 +0.0%
1933 0.675 +0.0%
1934 0.675 +0.0%
1935 0.675 +0.0%
1936 0.675 +0.0%
1937 0.675 +0.0%
1938 0.675 +0.0%
1939 0.675 +0.0%
1940 0.675 +0.0%
1941 0.675 +0.0%
1942 0.675 +0.0%
1943 0.675 +0.0%
1944 0.675 +0.0%
1945 0.675 +0.0%
1946 0.684 +1.3%
1947 0.816 +19.3%
1948 0.882 +8.1%
1949 0.882 +0.0%
1950 0.882 +0.0%
1951 0.882 +0.0%
1952 0.882 +0.0%
1953 0.882 +0.0%
1954 0.882 +0.0%
1955 0.882 +0.0%
1956 0.882 +0.0%
1957 0.882 +0.0%
1958 0.882 +0.0%
1959 0.882 +0.0%
1960 0.882 +0.0%
1961 0.882 +0.0%
1962 0.882 +0.0%
1963 0.882 +0.0%
1964 0.882 +0.0%
1965 0.882 +0.0%
1966 0.882 +0.0%
1967 0.882 +0.0%
1968 0.882 +0.0%
1969 0.882 +0.0%
1970 0.882 +0.0%
1971 0.882 +0.0%
1972 0.882 +0.0%
1973 0.882 +0.0%
1974 0.882 +0.0%
1975 0.882 +0.0%
1976 0.882 +0.0%
1977 0.882 +0.0%
1978 0.882 +0.0%
1979 0.882 +0.0%
1980 0.882 +0.0%
1981 0.882 +0.0%
1982 0.882 +0.0%
1983 0.882 +0.0%
1984 0.882 +0.0%
1985 0.882 +0.0%
1986 0.882 +0.0%
1987 0.882 +0.0%
1988 0.882 +0.0%
1989 0.882 +0.0%
1990 0.882 +0.0%
1991 0.882 +0.0%
1992 0.882 +0.0%
1993 0.882 +0.0%
1994 0.882 +0.0%
1995 0.882 +0.0%
1996 0.882 +0.0%
1997 0.882 +0.0%
1998 0.882 +0.0%
1999 0.882 +0.0%
2000 0.882 +0.0%
2001 0.882 +0.0%
2002 0.882 +0.0%
2003 0.882 +0.0%
2004 0.882 +0.0%
2005 0.882 +0.0%
2006 0.882 +0.0%
2007 0.882 +0.0%
2008 0.882 +0.0%
2009 0.882 +0.0%
2010 0.882 +0.0%
2011 0.882 +0.0%
2012 0.882 +0.0%
2013 0.882 +0.0%
2014 0.868 -1.6%
2015 0.868 +0.0%
2016 0.868 +0.0%
2017 0.868 +0.0%
2018 0.868 +0.0%
2019 0.868 +0.0%
2020 0.871 +0.3%
2021 0.871 +0.0%
2022 0.871 +0.0%
2023 0.871 +0.0%
2024 0.881 +1.1%
2025 0.881 +0.0%

Japan compared with similar countries

  • Japan's 0.881 is above the median for high income countries, which is 0.872, 1.0× the median. (55 countries reporting)
  • Japan's 0.881 is above the median for East Asia & Pacific, which is 0.7255, 1.2× the median. (22 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1780s 0.092 0.092 0.092 1
1790s 0.092 0.092 0.092 10
1800s 0.092 0.092 0.092 10
1810s 0.092 0.092 0.092 10
1820s 0.092 0.092 0.092 10
1830s 0.092 0.092 0.092 10
1840s 0.092 0.092 0.092 10
1850s 0.092 0.092 0.092 10
1860s 0.0987 0.092 0.159 10
1870s 0.4742 0.323 0.643 10
1880s 0.643 0.643 0.643 10
1890s 0.69 0.69 0.69 10
1900s 0.672 0.67 0.69 10
1910s 0.674 0.67 0.68 10
1920s 0.675 0.675 0.675 10
1930s 0.675 0.675 0.675 10
1940s 0.7314 0.675 0.882 10
1950s 0.882 0.882 0.882 10
1960s 0.882 0.882 0.882 10
1970s 0.882 0.882 0.882 10
1980s 0.882 0.882 0.882 10
1990s 0.882 0.882 0.882 10
2000s 0.882 0.882 0.882 10
2010s 0.8736 0.868 0.882 10
2020s 0.8743 0.871 0.881 6

Countries ranked near Japan

  1. 30 Canada 0.898 compare
  2. 31 South Africa 0.895 compare
  3. 32 Gambia 0.886 compare
  4. 34 Jamaica 0.88 compare
  5. 35 Cape Verde 0.874 compare
  6. 36 South Korea 0.872 compare

See the full ranking of 176 places →

More reference data data for Japan

All data for Japan →

Frequently asked questions

What is judicial checks on government index in Japan?
Judicial checks on government index in Japan was 0.881 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest judicial checks on government index recorded in Japan?
The highest recorded value was 0.882 in 1948.
What is the lowest judicial checks on government index recorded in Japan?
The lowest recorded value was 0.092 in 1789.
How does Japan rank for judicial checks on government index?
Japan ranks 33rd out of 176 countries with data for 2025.
Is judicial checks on government index rising or falling in Japan?
Over the last ten years it is up 1.5%. The long-run trend across the full record is volatile.
Where does this Japan data come from?
The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Judicial Checks on Government Index. Statizoid updates them automatically from the source API.

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Judicial Checks on Government Index in Japan. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/judicial-constraints-on-the-executive-index/japan/

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About this data

Indicator
Judicial Checks on Government Index
Source
V-Dem (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 29,297 data points, 1789–2025
Last refreshed

Central estimate of the extent to which the executive respects the constitution, complies with the judiciary and high courts, and higher and lower courts are independent.