Nagano electric railway released installation of JR Type 253 EMUs.
Type 253 was use for Narita EXP which connect Narita international airport & Tokyo.
The first unit installed in 1991.
However,in accordance with introducing new EMUs called Type E259,replacement is progressing.

At this time,Nagono electric railway install two 3-cars units.
For use in Nagano,remodelling is carried out,so that those can adapt conductorless operation.
Those trains will be in operation from Spring 2011 as Limited express between Nagano and Yudanaka.

Nagano electric railway already introduced Type 1000 EMUs for Limited express,
which was used to run in Odakyu electric railway as Limited express.
Besides,for local train,they accepted commuter EMUs from Tokyu and Tokyo metro.