Tokyo Metro to deploy CBTC system and develop line extensions, Japan December 7, 2022 | Asia Pacific News, News Tokyo Metro has announced plans to deploy a communication-based train control (CBTC) system on the operational Marunouchi Line between Yotsuya and Ogikubo. The CBTC deployment programme will include... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password