It was established by Senator Fusae Ichikawa and other feminists in 1945, when Japanese women obtained the right to vote, inspired by the American League of Women Voters.
It has 51 branches throughout Japan, and is affiliated with the International Alliance of Women.
"[7] Eventually the NJWL merged with the Japanese League of Women Voters in 1950.
[9] The league has remained relatively conservative over time and has continued to have difficulty attracting new and young members.
In April 2016, the League of Women Voters of Japan has been dissolved due to continuing decrease and aging of members.