Tazawako Line
Ten 2-car sets (numbered N5001 to N5010) were delivered to Akita depot between 1996 and 1997, entering service from 22 March 1997 on the sections of the Tazawako Line between and , and on the Ōu Main Line between Ōmagari and . These sets were based on the earlier 701-1000 series, with some transverse seating, PS106 single-arm pantographs, and ATS-P.