{"version":1,"asset_type":"statistical_series","data_type":"time_series","slug":"jp-gini-index","url":"https://apiardata.com/statistics/jp-gini-index","html_url":"https://apiardata.com/statistics/jp-gini-index/","title":"Japan Gini Index (Income Inequality) (2020)","description":"Japan's Gini Index (Income Inequality): 32.3 index (0 = perfect equality, 100 = perfect inequality) in 2020, -2.1% YoY.","domain":"demo","category":"Demographics","keywords":["Demographics","World Bank","Japan","2020"],"publisher":"World Bank","frequency":"Annual","geography":"Japan","temporal_coverage":"2008/2020","unit":"index (0 = perfect equality, 100 = perfect inequality)","last_updated":"2026-07-25","last_updated_text":"25 July 2026","data_as_of":"2020","variable_measured":"Japan Gini Index (Income Inequality)","license":"https://apiardata.com/data-license","is_accessible_for_free":true,"sources":[{"name":"World Bank","url":"https://data.worldbank.org/indicator/SI.POV.GINI?locations=JP"}],"meta":[{"label":"Frequency","value":"Annual"},{"label":"Coverage","value":"2008–2020"},{"label":"Observations","value":"13"},{"label":"Geography","value":"Japan"},{"label":"Last updated","value":"25 July 2026"}],"kpis":[{"label":"Japan (2020)","value":"32.3","unit":"index (0 = perfect equality, 100 = perfect inequality)","trend":{"direction":"down","value":"-2.1% YoY"}},{"label":"YoY Change","value":"-2.1%","unit":"index (0 = perfect equality, 100 = perfect inequality)"},{"label":"Trend","value":"down","unit":""},{"label":"Series length","value":"13","unit":"years of data"}],"series":[{"key":"value","label":"Japan Gini Index (Income Inequality)"}],"observation_count":13,"observations":[{"period":"2008","value":34.6},{"period":"2009","value":33},{"period":"2010","value":31.5},{"period":"2011","value":33},{"period":"2012","value":32.5},{"period":"2013","value":31.5},{"period":"2014","value":31.3},{"period":"2015","value":30.7},{"period":"2016","value":31.8},{"period":"2017","value":31.8},{"period":"2018","value":32.9},{"period":"2019","value":33},{"period":"2020","value":32.3}],"table":{"columns":[{"key":"year","label":"Year"},{"key":"value","label":"index (0 = perfect equality, 100 = perfect inequality)"},{"key":"yoyChange","label":"YoY Change"}],"rows":[{"year":"2020","value":"32.3","yoyChange":"-2.1%"},{"year":"2019","value":"33.0","yoyChange":"+0.3%"},{"year":"2018","value":"32.9","yoyChange":"+3.5%"},{"year":"2017","value":"31.8","yoyChange":"unchanged"},{"year":"2016","value":"31.8","yoyChange":"+3.6%"},{"year":"2015","value":"30.7","yoyChange":"-1.9%"},{"year":"2014","value":"31.3","yoyChange":"-0.6%"},{"year":"2013","value":"31.5","yoyChange":"-3.1%"},{"year":"2012","value":"32.5","yoyChange":"-1.5%"},{"year":"2011","value":"33.0","yoyChange":"+4.8%"},{"year":"2010","value":"31.5","yoyChange":"-4.5%"},{"year":"2009","value":"33.0","yoyChange":"-4.6%"},{"year":"2008","value":"34.6","yoyChange":"n/a"}]},"qa":[{"question":"What does this indicator measure?","answer":"This page tracks the Gini coefficient of income inequality in Japan over time. Lower values indicate more equal income distribution. It is published by World Bank and updated annually."},{"question":"How current is this data?","answer":"The most recent observation covers 2020. World Bank typically publishes this series with a lag of several months after the reference period. The series runs 2008–2020 (13 observations)."},{"question":"What is the long-term trend?","answer":"The series peaked at 34.6 index (0 = perfect equality, 100 = perfect inequality) in 2008 and reached its lowest recorded value of 30.7 in 2015. The latest reading of 32.3 in 2020 represents a change of -0.7."}]}