"Train on Train" is a term used in Japanese rail transport. It refers to the concept of piggybacking, carrying narrow-gauge wagons on broader-gauge flat wagons. "Train on Train" uses a similar concept
A "Train on Train" experimental mockup at Naebo Works, October 2008
Mock-up wagons at Naebo Works, April 2007
The Hokkaido Shinkansen is a Japanese high-speed Shinkansen rail line operated by the Hokkaido Railway Company that connects with the Tōhoku Shinkansen in northern Aomori Prefecture on Honshu and exte
Train on Train
…Transporter wagons and Rollbocks. The need for "Train on Train" arose when Japan's Hokkaido Railway Company (JR Hokkaido) was planning for standard-gauge Hokkaido Shinkansen high-speed trains to operate in the undersea Seikan Tunnel from 2016. The problem was that narrow-gauge freight trains did not operate at high speeds…
The dual-gauge Kaikyo Line near Kikonai Station in March 2016
A JR East E5 series train in May 2022
A JR Hokkaido H5 series train in June 2022