[2] The new trains feature power outlets for passenger use and WiFi internet service.

Between Shinjuku and Otsuki, 4 Kaiji services are coupled with Fuji Excursion trains, which are numbered cars 1 to 3.

Between Shinjuku and Otsuki, 4 Kaiji services are coupled with Fuji Excursion trains, which are numbered cars 1 to 3.

The Kaiji service began on 1 October 1961 as a semi express operating between Shinjuku and Kōfu.

[6] DMUs were used on these services due to the restricted tunnel clearances along the line prohibiting the use of electric trains.

[6] The Kaiji name was revived from 12 December 1966 for use on express services aimed at business users, operating between Shinjuku and Matsumoto using 12-car 165 series EMU formations in between duties on longer-distance Alps services.

[6] From 13 March 1988, five of the Azusa limited express services operating between Shinjuku and Kōfu were expanded to nine return workings daily and renamed Kaiji.