The Bandai Bridge is a bridge crossing the Shinano River in Niigata, Niigata Prefecture, Japan via National Route 7. The current bridge was constructed in 1929, and was designated as a nationally Important Cultural Property in July 2004.

The Shinano River , known as the Chikuma River in its upper reaches, is the longest and widest river in Japan and the third largest by basin area. It is located in northeastern Honshu, rising in the Japanese Alps and flowing generally northeast through Nagano and Niigata Prefectures before emptying into the Sea of Japan. It is designated as a Class A river.