This train's name is " The steam locomotive of Sendai and Miyagi Destination Campaign". It is the additional train by which the type D51 steam locomotive pulls five passenger cars. It is operated according to "Sendai and Miyagi Destination Campaign" that Japan Railway East and Miyagi prefecture sponsor in October,2008.
This animation is taking a picture of the scene at which the train of the trial run arrives at Sendai station on September 24, 2008. The type ED75 electric locomotive pulled five passenger cars and the D51, and the D51 was connected with the tail.