The is an electric multiple unit (EMU) train type operated in Japan by the private railway operator Tobu Railway since 27 October 2012.
Design The two 2-car sets were rebuilt from former 6050 series sets 6177 and 6178 with completely new interiors and large windows extending into the roof line. The 634 series designation was chosen as it can be read as "Musashi" in Japanese, and coincides with the height in metres of the Tokyo Skytree. Set 1 has a blue theme inside and out, representing "sky", and set 2 has a red theme inside and out, representing "tree".
Formations The two two-car sets are based at Shin-Tochigi Depot, and are formed as shown below with the Mc car at the southern end.
Designation Mc Tc Numbering 634-x1 634-x2
The Mc car has one cross-arm pantograph.
Interior Set 1 has blue seating, and set 2 has red seating.
History The two former 6050 series sets were rebuilt at J-TREC's Yokohama factory, and delivered to Tobu at the end of September 2012. The trains entered service on 27 October 2012. The former Skytree Train limited express services were discontinued from the start of the revised timetable on 21 April 2017.
References
External links
Tobu news release (27 September 2012)
ja:東武6050系電車#634系「スカイツリートレイン」