The Hara Model Railway Museum (原鉄道模型博物館, Hara Tetsudō Mokei Hakubutsukan) is a model railway museum in Nishi-ku, Yokohama, Japan, which opened on 10 July 2012. Managed by Mitsui Fudosan, the museum houses the extensive collection of model trains built and amassed by the Japanese model railway enthusiast Nobutaro Hara (原 信太郎, Hara Nobutarō). The museum covers an area of approximately 1,700 m², with the display area covering an area of approximately 1,200 m².