Kōji Matsui (松井 孝治, Matsui Kōji; born 24 April 1960) is a Japanese politician who was elected Mayor of Kyoto in 2024. Matsui was a member of the House of Councillors from Kyoto at-large district between 2001 and 2013, as a member of the Democratic Party of Japan. He served as Deputy Chief Cabinet Secretary in the Yukio Hatoyama Cabinet. Before entering politics Matsui was a bureaucrat in the Ministry of International Trade and Industry.
Source: “Koji Matsui (politician)”, English Wikipedia (CC BY-SA 4.0), excerpt