Sanjo is a regional rail city in Niigata Prefecture, positioned between Nagaoka and Niigata on the JR East network. The city area is served by several passenger stations, with Tsubame-Sanjo providing access to the Joetsu Shinkansen and Sanjo Station handling Shinetsu Main Line services. Higashi-Sanjo also supports local connections within the prefecture.
Trains from Sanjo include Joetsu Shinkansen services at Tsubame-Sanjo, regional trains on the Shinetsu Main Line, and local services on the Yahiko Line. The main train station for high-speed rail access is Tsubame-Sanjo, while Sanjo Station and Higashi-Sanjo serve more local travel patterns across central Niigata Prefecture.
Rail routes from Sanjo run south toward Nagaoka, Echigo-Yuzawa, Takasaki, and Tokyo, and north toward Niigata. Local lines also connect Sanjo with nearby towns in the Tsubame and Yahiko areas. Train tickets can be booked for high-speed and regional services depending on the selected station. Book trains from and to Sanjo online at Rail Monsters.