Ryōsuke Takashima (born 4 February 1997) is a Japanese politician who has served as mayor of Ashiya, Hyogo Prefecture since April 2023. He is known as the youngest elected mayor in Japan, being 26 years old at the time of the election on 23 April 2023.
Source: “Ryōsuke Takashima”, English Wikipedia (CC BY-SA 4.0), excerpt