西武線全駅で駅ナンバリングを導入します [Station numbering to be introduced at all Seibu stations] (PDF). News Release (in Japanese). Japan: Seibu Railway. 23 February 2012. Archived from the original(PDF) on 24 September 2015. Retrieved 2 April 2013.
seiburailway.jp
駅別乗降人員(2019年度1日平均 [Average daily station usage figures (fiscal 2019)] (PDF) (in Japanese). Japan: Seibu Railway. Retrieved 6 January 2021.
web.archive.org
西武線全駅で駅ナンバリングを導入します [Station numbering to be introduced at all Seibu stations] (PDF). News Release (in Japanese). Japan: Seibu Railway. 23 February 2012. Archived from the original(PDF) on 24 September 2015. Retrieved 2 April 2013.