Chichibu Railway Co., Ltd. is a small-sector private railway company operating two railway lines in northern Saitama Prefecture, Japan. In addition to its railway operations, the company deals in the real estate and tourism industries. It also manages the Mitsumine Ropeway. The aerial tramway line, however, closed in December 2007.
Taiheiyo Cement is its largest shareholder, and one of Chichibu Railway's main operations is the transportation of limestone from Mount Buko. The railway's passenger services concentrate on the tourism industry, as there are popular destinations along the line. A train hauled by a steam locomotive also operates regularly during some seasons, attracting tourists from around the country.