"Japanese serow") was a limited express train service in Japan operated by East Japan Railway Company (JR East) which ran between Akita and Aomori via the Ōu Main Line.

Trains were normally formed of three-car 485 series EMUs based at Akita depot, sometimes strengthened to six cars during busy seasons.

[2] The Kamoshika was first introduced on 1 November 1986 as an express service operating between Kami-Suwa, Iida, and Nagano.

This service was discontinued from the start of the revised timetable on 13 March 1988.

[4] From the start of the revised timetable on 4 December 2010, the Kamoshika services were discontinued, replaced by Tsugaru services, formerly operating between Hachinohe and Hirosaki, which were amended to operate between Aomori and Akita.