The train service from Niigata to Sanjo is efficiently serviced by the Joetsu Line, which primarily operates with Rapid and Local trains. The Rapid service completes the journey in approximately 30 minutes, traveling at speeds up to 120 km/h (75 mph), with limited stops at major stations such as Kameda and Higasikambara. In contrast, the Local trains take around 45 minutes, making more frequent stops along the route, which can be a good option for travelers looking to explore smaller towns between Niigata and Sanjo.
The Rapid service offers comfortable seating arrangements with options for reserved seating during peak hours, while the Local trains provide a more basic experience with unreserved seating. Travelers on the Rapid trains may also find additional amenities such as vending machines and restrooms onboard, enhancing the overall travel experience.