Osaka Metro 400 series
…The Osaka Metro 400 series (Japanese: 大阪メトロ400系, Hepburn: Ōsaka Metoro 400-kei) is an electric multiple unit (EMU) train type built by Hitachi Rail for Osaka Metro. Entering service on 25 June 2023, a total of 23 six-car sets are to be built. A total of 23 six-car sets are due to be introduced ahead of the 2025…