[8] The car bodies are constructed of stainless steel and are based on JR Central's 313 series electric multiple unit design.

[9] The beading on the lower bodyside was discontinued on the second-batch units, giving flush body sides.

[10] The second-batch units have cushions on the front-end skirts to prevent damage from collisions with deer.

[8] The first two sets, P1 and P2, were delivered from the Nippon Sharyo factory in Toyokawa to Nagoya on 10 November 2010.

[14] The first three new second-batch sets were delivered from the Nippon Sharyo factory in Toyokawa in September 2014.