Keio 6000 series

Japanese train type

The Keio 6000 series was an electric multiple unit (EMU) train type in Japan, operated by Keio Corporation on its suburban Tokyo commuter rail network between 1972 and 2011. It was the first rolling stock in Keio's history with 20 m long cars with four pairs of doors per car side. Sets were refurbished from 1986 to extend their service life.

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