As the commuter type of the E231 series, the E231 series Joban line operated in the longest 15-car train organization appeared as a replacement of the 103 series in 2002.
There are two kinds of organization of 10 and 5 and 5, equipped with an electrical coupler in each leading car except the Ueno of the 10-car train, the car body is equipped with a line color blue-green belt, a squat with a gentle line Ugis color band for prevention is added. Together with the E531 system of medium range train, Joban Rapid Line Ueno ~ Takeover and Narita Line Abiko ~ Narita is active. Currently after the opening of the Ueno Tokyo line, we have expanded our place of active activity and now we can get to Shinagawa.
Ueno We reviewed the contents of the destination display in order to respond to the current operation which is going to the Tokyo line. Moreover, since it is different organization from the ready-made product, since we have set the vehicle number, we can enjoy it together.