"西武鉄道30000系「DORAEMON-GO!」9/20運行終了、最終2日間の時刻は" [Seibu Railway 30000 series "DORAEMON-GO!" service to end on 20 September, schedule for the final two days released]. Mynavi News (in Japanese). Mynavi Corporation. 12 September 2024. Retrieved 12 September 2024.
railf.jp
西武30000系38118編成が甲種輸送される [Seibu 30000 series set 38118 delivered]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 12 June 2016. Archived from the original on 13 June 2016. Retrieved 13 June 2016.
seibu-group.co.jp
2013年度 鉄道事業設備投資計画 [Fiscal 2013 Railway Business Infrastructure Investment Schedule] (PDF). News Release (in Japanese). Japan: Seibu Railway. 16 May 2013. pp. 4–5. Archived from the original(PDF) on 12 June 2013. Retrieved 23 October 2013.
新型通勤車両30000系(スマイルトレイン)が4月26日(土)より新宿線にて営業運転を開始いたします。 [New 30000 series "Smile Train" commuter train to enter service on Shinjuku Line from 26 April] (PDF). News Release (in Japanese). Japan: Seibu Railway. 24 March 2008. Archived from the original(PDF) on 30 December 2008. Retrieved 25 June 2012.
seiburailway.jp
"未来に向かって出発進行!~ドラえもん 50 周年記念~ 「DORAEMON-GO!」運行開始!!" [Departure progress for the future! Doraemon 50th Anniversary ~ "DORAEMON-GO!" Operation starts!!] (PDF) (Press release) (in Japanese). 20 September 2020. Retrieved 30 December 2021.
web.archive.org
西武30000系38118編成が甲種輸送される [Seibu 30000 series set 38118 delivered]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 12 June 2016. Archived from the original on 13 June 2016. Retrieved 13 June 2016.
2013年度 鉄道事業設備投資計画 [Fiscal 2013 Railway Business Infrastructure Investment Schedule] (PDF). News Release (in Japanese). Japan: Seibu Railway. 16 May 2013. pp. 4–5. Archived from the original(PDF) on 12 June 2013. Retrieved 23 October 2013.
新型通勤車両30000系(スマイルトレイン)が4月26日(土)より新宿線にて営業運転を開始いたします。 [New 30000 series "Smile Train" commuter train to enter service on Shinjuku Line from 26 April] (PDF). News Release (in Japanese). Japan: Seibu Railway. 24 March 2008. Archived from the original(PDF) on 30 December 2008. Retrieved 25 June 2012.