都電荒川線の愛称を決定しました! (in Japanese). Japan: Tokyo Metropolitan Bureau of Transportation. Retrieved 30 April 2017.
nifty.com
news.nifty.com
さようなら都電荒川線7000形 60年余の運行の歴史に幕 [farewell to Toden Arakawa Line 7000 series - closing the curtain on 60 years of service]. Nifty News (in Japanese). Japan: Nifty Corporation. 12 June 2017. Archived from the original on 12 June 2017. Retrieved 12 June 2017.
railf.jp
都電荒川線で7701号車が営業運転を開始 [Car 7701 enters service on Toden Arakawa Line]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 31 May 2016. Retrieved 31 May 2016.
都電荒川線で8900形が営業運転を開始 [8900 series enter service on Toden Arakawa Line]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 19 September 2015. Retrieved 19 September 2015.
web.archive.org
さようなら都電荒川線7000形 60年余の運行の歴史に幕 [farewell to Toden Arakawa Line 7000 series - closing the curtain on 60 years of service]. Nifty News (in Japanese). Japan: Nifty Corporation. 12 June 2017. Archived from the original on 12 June 2017. Retrieved 12 June 2017.