"2020年6月6日(土)東武鉄道・東京メトロダイヤ改正 東武線・日比谷線相互直通列車に初の座席指定制列車「THライナー」が誕生!" [June 6, 2020 (Saturday) Tobu Railway / Tokyo Metro Timetable Revision Tobu Line / Hibiya Line Mutual direct train, the first reserved seat train "TH Liner" is born!] (PDF) (Press release) (in Japanese). 東武鉄道/東京地下鉄. 19 December 2019. Archived from the original(PDF) on 19 December 2019. Retrieved 25 January 2020.
tokyometro.jp
各駅の乗降人員ランキング 2019年度 [Station usage ranking FY2019] (in Japanese). Japan: Tokyo Metro. 2020. Archived from the original on 10 January 2021. Retrieved 21 January 2021.
"銀座線の 4 駅に街のイメージに合った発車合図メロディを導入します!" [Departure melodies introduced to 4 stations on the Ginza Line!] (PDF) (in Japanese). 24 October 2012. Archived(PDF) from the original on 11 May 2019. Retrieved 12 June 2021.
日比谷線 秋葉原駅・銀座駅、千代田線 乃木坂駅 発車メロディ導入曲決定! [Departure melodies to be introduced at Hibiya Line Akihabara and Ginza Stations and Chiyoda Line Nogizaka Station]. News release (in Japanese). Japan: Tokyo Metro. 20 January 2016. Retrieved 20 January 2016.
"「営団地下鉄」から「東京メトロ」へ" [From "Teito Rapid Transit Authority" to "Tokyo Metro"]. Tokyo Metro Online. 8 July 2006. Archived from the original on 16 May 2012. Retrieved 29 May 2022.
web.archive.org
各駅の乗降人員ランキング 2019年度 [Station usage ranking FY2019] (in Japanese). Japan: Tokyo Metro. 2020. Archived from the original on 10 January 2021. Retrieved 21 January 2021.
"銀座線の 4 駅に街のイメージに合った発車合図メロディを導入します!" [Departure melodies introduced to 4 stations on the Ginza Line!] (PDF) (in Japanese). 24 October 2012. Archived(PDF) from the original on 11 May 2019. Retrieved 12 June 2021.
"「営団地下鉄」から「東京メトロ」へ" [From "Teito Rapid Transit Authority" to "Tokyo Metro"]. Tokyo Metro Online. 8 July 2006. Archived from the original on 16 May 2012. Retrieved 29 May 2022.
"2020年6月6日(土)東武鉄道・東京メトロダイヤ改正 東武線・日比谷線相互直通列車に初の座席指定制列車「THライナー」が誕生!" [June 6, 2020 (Saturday) Tobu Railway / Tokyo Metro Timetable Revision Tobu Line / Hibiya Line Mutual direct train, the first reserved seat train "TH Liner" is born!] (PDF) (Press release) (in Japanese). 東武鉄道/東京地下鉄. 19 December 2019. Archived from the original(PDF) on 19 December 2019. Retrieved 25 January 2020.