"Cassiopeia Kiko", a temporary sleeper limited express from Ueno to Akita, which runs between Akabane Station and Urawa Station on the Tohoku Main Line and is towed by the EF81 type 81 (Designated train locomotive).
<a href="//commons.wikimedia.org/wiki/User:MaedaAkihiko" title="User:MaedaAkihiko">MaedaAkihiko</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>