The Keio 9000 series (京王9000系) is an electric multiple unit (EMU) train type in Japan, operated by the private railway operator Keio Corporation since 2001 on the Keio Line and its branches in Tokyo and Kanagawa Prefecture.
The Keio 9000 series (京王9000系) is an electric multiple unit (EMU) train type in Japan, operated by the private railway operator Keio Corporation since 2001 on the Keio Line and its branches in Tokyo and Kanagawa Prefecture. (en)