"2012 年 6 月 30 日(土) ダイヤ改正を実施します" [30 June 2012 (Sat), a change in timetable will be implemented] (PDF). News Release (in Japanese). Japan: Seibu Railway. 21 May 2012. Archived from the original(PDF) on 24 September 2015. Retrieved 4 September 2014.
seiburailway.jp
"拝島ライナー". Seibu Railway (in Japanese). Retrieved 17 February 2025.
進化した”スマイルトレイン" 西武鉄道、新型車両「40000系」デビューへ [New Seibu 40000 series "advanced Smile train" rolling stock to debut] (in Japanese). Japan: Tetsudo Shimbun. 24 August 2015. Retrieved 25 August 2015.
"2012 年 6 月 30 日(土) ダイヤ改正を実施します" [30 June 2012 (Sat), a change in timetable will be implemented] (PDF). News Release (in Japanese). Japan: Seibu Railway. 21 May 2012. Archived from the original(PDF) on 24 September 2015. Retrieved 4 September 2014.