The station consists of two island platforms on different levels. The Yurakucho Line platform (tracks 1 and 2) is located on the second basement ("B2F") level, while the Fukutoshin Line platform (tracks 3 and 4) is located on the third basement ("B3F") level.
The Yurakucho Line platforms were equipped with platform edge doors in February 2014, the last station on the line to be equipped.[2]
References
^"「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.
^有楽町線千川駅ホームドアの使用開始 [Platform doors introduced at Yurakucho Line Senkawa Station]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 9 February 2014. Retrieved 9 February 2014.