national & local elections are regulated by the Public Offices Election Law (公職選挙法, kōshoku-senkyo-hō) of 1950. Elections are supervised by Election Administration
election in early Sept., late Nov. possible". Kyodo News. 17 August 2021. "公職選挙法". Retrieved 6 September 2021. "Japan's general election to be held Oct.
and Communications (in Japanese). 2017. Retrieved 2023-01-12. "衆議院議員選挙区画定審議会設置法及び公職選挙法の一部を改正する法律の一部を改正する法律". www.shugiin.go.jp. Japanese House of Representatives