"東京都交通局,交通局について,都営地下鉄" [History of the Transportation Bureau]. kotsu.metro.tokyo.jp (in Japanese). Retrieved 12 July 2024.
osakametro.co.jp
subway.osakametro.co.jp
"ありがとう10系!御堂筋線で活躍した10系車両が引退しました" [Thank you series 10! Series 10 trains that were active on the Midosuji Line have been retired.]. Osaka Metro (in Japanese). 5 July 2022. Archived from the original on 5 July 2022. Retrieved 15 August 2022.
"地下鉄(高速電車)の概要" [Overview of the subway (high-speed train)]. city.sapporo.jp (in Japanese). Archived from the original on 19 January 2024. Retrieved 6 February 2024.
"地下鉄(高速電車)の概要" [Overview of the subway (high-speed train)]. city.sapporo.jp (in Japanese). Archived from the original on 19 January 2024. Retrieved 6 February 2024.
"ありがとう10系!御堂筋線で活躍した10系車両が引退しました" [Thank you series 10! Series 10 trains that were active on the Midosuji Line have been retired.]. Osaka Metro (in Japanese). 5 July 2022. Archived from the original on 5 July 2022. Retrieved 15 August 2022.