is a railway station on the Seibu Shinjuku Line in Nakano, Tokyo, Japan, operated by the private railway operator Seibu Railway.
Toritsu-Kasei Station is served by the 47.5 km Seibu Shinjuku Line from in Tokyo to in Saitama Prefecture.
The station consists of two ground-level side platforms serving two tracks.
Toritsu-Kasei Station opened on 25 December 1937. Station numbering was introduced on all Seibu Railway lines during fiscal 2012, with Toritsu-Kasei Station becoming "SS08".
In fiscal 2013, the station was the 56th busiest on the Seibu network with an average of 17,556 passengers daily.
The passenger figures for previous years are as shown below.