Share of elected female prefectural assembly members Japan 2023, by prefecture
As of September 2023, at around 31 percent, Tokyo had the highest share of women in its prefectural assemblies among all prefectures in Japan, followed by Kagawa at 22 percent. Only 21 prefectural assemblies had a share of female members above the national average of 14.5 percent. Prefectural assemblies form the legislature of each of the 47 prefectures of Japan and are elected every four years.