is a passenger railway station located in the city of Fuchà «, Tokyo, Japan, operated by the private railway operator Seibu Railway.
Koremasa Station is a terminus of the Seibu Tamagawa Line, and is located 8.0 kilometers from the opposing terminus of the line at in Tokyo.
The station has a single side platform serving a single-directional track.
The station opened on June 20, 1922.
Station numbering was introduced on all Seibu Railway lines during fiscal 2012, with Koremasa Station becoming "SW06".
In fiscal 2019, the station was the 73rd busiest on the Seibu network with an average of 7,838 passengers daily.
The passenger figures for previous years are as shown below.