stock was built for use on mini-shinkansen lines. 400 Series Shinkansen, Yamagata Shinkansen (in service 1992-2010) E3 Series Shinkansen, Akita Shinkansen (in service 1997-2014) and Yamagata Shinkansen (from 1999) E926 East i track and overhead wire inspection train (from 2001) E955 Fastech 360Z experimental test train (2006-2008) E6 Series Shinkansen, introduced on the Akita Shinkansen in March 2013 Future rolling stock E8 Series Shinkansen, to be introduced on the Yamagata Shinkansen from 2024 onwards See also Gauge Change Train, an experimental train designed to operate on both narrow-gauge and standard-gauge routes Super Tokkyū, a concept of building narrow-gauge lines to Shinkansen standards References Shinkansen Railway services introduced in 1992