The E231 series is an electric multiple unit train type used for commuter and outer-suburban services operated by East Japan Railway Company in Japan since 2000.
A Chūō–Sōbu Line E231-0 series train in December 2022
A Jōban Line 10+5 car set in March 2021
Chūō–Sōbu Line 10-car E231-500 series set A545 in March 2021
An E231-800 series set in July 2022
The 209 series is an electric multiple unit commuter train type operated by East Japan Railway Company in the Tokyo area of Japan since 1993.
E231 series
…by Tokyu Car Corporation, Kawasaki Heavy Industries and also at JR East's factory at Niitsu in Niigata Prefecture. The type evolved from the earlier 209 series and E217 series EMUs, with the main visible difference being wider bodies (2,950 mm (9 ft 8 in) compared to the 2,800 mm (9 ft 2 in) for earlier commuter…
A 209-0 series set on the Keihin–Tōhoku Line approaching Saitama-Shintoshin Station, October 2006
A Keihin–Tōhoku 10-car 209-0 series set in March 2009
Musashino Line 209-500 series set M75 on a Local service in October 2019
901 series Set C (later 209-920 series) in March 1993