新たなネットワークを担う地下鉄整備の実現に向けて [Toward the realization of subway development that will carry a new network] (PDF). City of Koto, Tokyo. 2010. Archived from the original(PDF) on 1 June 2010.
metroarchive.jp
"埼玉県和光市と東京のウォーターフロントを結ぶ有楽町線の計画から全線開通まで" [From the planning of the Yurakucho Line connecting Wako City, Saitama Prefecture and the waterfront of Tokyo to the opening of the entire line]. Metro Archive. 3 June 2024.
東京メトロ有楽町線延伸、開業後は半蔵門線＆東武線と相互直通運転 [Tokyo Metro Yurakucho Line to operate through services following extension with Hanzomon Line and Tobu Line]. Mynavi News (in Japanese). 17 April 2025. Retrieved 18 April 2025.
railf.jp
東急5050系4000番台が東武東上線・地下鉄有楽町線で営業運転開始 [Tokyu 5050-4000 series enters service on the Tobu Tojo Line and Tokyo Metro Yurakucho Line]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 11 September 2012. Retrieved 11 September 2012.
response.jp
"東京メトロ「豊住線」のルート詳細を公表…途中駅は仮称・枝川、東陽町、千石 2030年代半ば開業" [Details of the Tokyo Metro "Toyozumi Line" Route Announced, Intermediate Stations Tentatively Named Edagawa, Toyocho, and Sengoku to Open in the Mid-2030s]. Response.jp (in Japanese). 5 August 2022. Archived from the original on 6 August 2022. Retrieved 15 August 2022.
tokyometro.jp
3月6日（土）有楽町線・副都心線のダイヤ改正 [Yurakucho and Fukutoshin Line timetable changes from 6 March (Saturday)]. Tokyo Metro (in Japanese). Japan. 3 February 2010. Retrieved 6 March 2010.
"「営団地下鉄」から「東京メトロ」へ" [From "Teito Rapid Transit Authority" to "Tokyo Metro"]. Tokyo Metro Online. 27 January 2004. Archived from the original on 16 May 2012. Retrieved 29 May 2022.
"有楽町線小竹向原駅～新木場駅間でワンマン運転を開始します" [One-man operation will start between Kotake-Mukaihara Station and Shin-Kiba Station on the Yurakucho Line.]. tokyometro.jp. 20 July 2022. Archived from the original on 20 July 2022. Retrieved 10 August 2022.
"有楽町線延伸（豊洲・住吉間）及び南北線延伸（品川・白金高輪間）の鉄道事業許可を申請しました。" [Yurakucho Line extension (between Toyosu and Sumiyoshi) and Namboku Line extension (between Shinagawa and Shirokane Takanawa) application for a Business Permit] (PDF). Tokyo Metro (in Japanese). 28 January 2022. Retrieved 28 January 2022.
"「営団地下鉄」から「東京メトロ」へ" [From "Teito Rapid Transit Authority" to "Tokyo Metro"]. Tokyo Metro Online. 27 January 2004. Archived from the original on 16 May 2012. Retrieved 29 May 2022.
"有楽町線小竹向原駅～新木場駅間でワンマン運転を開始します" [One-man operation will start between Kotake-Mukaihara Station and Shin-Kiba Station on the Yurakucho Line.]. tokyometro.jp. 20 July 2022. Archived from the original on 20 July 2022. Retrieved 10 August 2022.
"東京メトロ「豊住線」のルート詳細を公表…途中駅は仮称・枝川、東陽町、千石 2030年代半ば開業" [Details of the Tokyo Metro "Toyozumi Line" Route Announced, Intermediate Stations Tentatively Named Edagawa, Toyocho, and Sengoku to Open in the Mid-2030s]. Response.jp (in Japanese). 5 August 2022. Archived from the original on 6 August 2022. Retrieved 15 August 2022.
新たなネットワークを担う地下鉄整備の実現に向けて [Toward the realization of subway development that will carry a new network] (PDF). City of Koto, Tokyo. 2010. Archived from the original(PDF) on 1 June 2010.
