増子 博樹

Hiroki Masuko is a Japanese politician currently serving as a member of the Tokyo Metropolitan Assembly representing the Bunkyo constituency. A veteran legislator, he is serving his fifth term in the assembly, having previously held office from 2005 to 2013 before returning in 2017. He is affiliated with the Tomimin First no Kai party and serves on the Public Enterprise Committee. His legislative work focuses on municipal governance and public services within the Tokyo metropolitan area.