The E231 series is a commuter and suburban train developed by JR East and is active in each DC section of the Tokyo metropolitan area.The E231 series of the Joban / Narita line started commercial operation in 2002 as a replacement for the 103 series.From April 30, 2021, the Matsudo Vehicle Center 139 train has been changed to a color band that imaged the ska-colored 113 series that was once active on the Narita line to commemorate the 120th anniversary of the Narita line. – Printed head mark included- The underfloor of Moha E231 and Moha E230 reproduces the updated appearance of the equipment- Equipped with a reinforced skirt- The car number is printed- Reproduce the side green glass- The front display of the head and tail lights is lit with white LEDs.- The front display part is already equipped with printed front display parts, replacement parts are included- Powered with flywheel- New current collection system, black wheels adopted- M-13 motor adopted- Compatible with Interior Lighting Kit Tomix 0733