It is a base for accessing Tohoku from Tokyo via the Sea of Japan.
1 hour and 30 minutes from Tokyo Station on the Joetsu Shinkansen. 25 minutes by airport bus from Niigata Airport. There is a direct train from Niigata Station to Aizuwakamatsu Station. (Time required: About 2 hours and 10 minutes) There are a number of rental car stores in front of the station, providing access to the Tohoku region from the Sea of Japan.