The Shimokita (しもきた) is a "Rapid" limited-stop train service in Japan operated by East Japan Railway Company (JR East) and Aoimori Railway Company, which runs from Hachinohe to Ōminato via the Aoimori Railway Line and the Ōminato Line.

[2] The Shimokita name was first used on 15 September 1961 for a semi express service which operated between Morioka in Iwate Prefecture and Ōwani in Aomori Prefecture via Aomori.

[3] The Shimokita name was subsequently used from 1 October 1966 for an express service which operated between Morioka and Ikarigaseki in the down direction and between Ōwani and Morioka in the up direction.

[3] The Shimokita name was revived in 1993 when new KiHa 100 series DMU trains were introduced on the former Usori rapid services operating between Ōminato, Noheji, and Aomori.

[4] On 13 March 2021, the Shimokita service operated jointly by JR East and the Aoimori Railway between Aomori and Ōminato was abolished, though the service continues to operate between Hachinohe and Ōminato.