留萌線（留萌～増毛間）の鉄道事業廃止について [Closure of Rumoi Line between Rumoi and Mashike]. Tetsudo Hobidas (in Japanese). Japan: Neko Publishing Co., Ltd. 10 August 2015. Retrieved 11 August 2015.
hokkaido-np.co.jp
dd.hokkaido-np.co.jp
ＪＲ留萌線留萌―増毛間１２月４日に廃止 増毛町が同意 [Mashike agrees to closure of JR Rumoi Line between Rumoi and Mashike on 4 December]. Doshin Web (in Japanese). Japan: The Hokkaido Shimbun Press. 8 April 2016. Retrieved 14 April 2016.
