is a railway station on the Tobu Tojo Line in Itabashi, Tokyo, Japan, operated by the private railway operator Tobu Railway.
The station is served by the Tobu Tojo Line from in Tokyo. Located between and , it is from the Ikebukuro terminus. Express, Semi Express, and Local services stop at this station. During midday, six of the eight Local trains per hour terminate here, with the other two continuing to .
The station consists of two island platforms serving four tracks. Platforms 2 and 4 are used to allow faster trains to overtake slower stopping trains. This station has a season ticket sales office.
The station opened on 1 May 1914 coinciding with the opening of the Tojo Railway line from Ikebukuro.
From 17 March 2012, station numbering was introduced on the Tobu Tojo Line, with Narimasu Station becoming "TJ-10".
In fiscal 2014, the station was used by an average of 57,729 passengers daily. Passenger figures for previous years (boarding passengers only) are as shown below.