Niitsu Station has one side platform (1) and two island platforms (2/3, 4/5) connected by a footbridge. The station has a Midori no Madoguchi staffed ticket office. The platforms are not assigned to any particular line or service, but are used in common by all three lines serving the station.
Niitsu Station opened on 20 November 1897.[1] With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR East.
The station forecourt (May 1989)
The station forecourt (1928)
Passenger statistics
In fiscal 2017, the station was used by an average of 4,341 passengers daily (boarding passengers only).[2]