The Railway Museum is a railway museum in Saitama, Saitama, Japan, which opened on 14 October 2007. It was built and is operated by the East Japan Railway Culture Foundation, a non-profit subsidiary of the East Japan Railway Company. It consists of a 19,800 m² building on a site covering 42,500 m², with a display area 9,500 m² in size.

Saitama is the capital and largest city of Saitama Prefecture, Japan. Its area incorporates the former cities of Urawa, Ōmiya, Yono and Iwatsuki. It is a city designated by government ordinance. As of 1 February 2021, the city had an estimated population of 1,324,854, and a population density of 6,093 people per km². Its total area is 217.43 square kilometres (83.95 sq mi).