When Emperor Go-Daigo began his Kemmu Restoration, the still very young prince, along with Kitabatake Akiie, in 1333 went to Tagajō in what is now Miyagi Prefecture, at the time Mutsu Province, to return the eastern samurai to their allegiance and destroy the remnants of the Hōjō clan.
The area of present-day Kosaka was part of ancient Mutsu Province and was ruled by the Nambu clan of Morioka Domain during the Edo period.
Eventually, Yoshitsune was put under the protection of Fujiwara no Hidehira, head of the powerful regional Northern Fujiwara clan in Hiraizumi, Mutsu Province.
These mountains previously formed the boundary between historical provinces of Mutsu (陸奥国) and Dewa (出羽国).
During the Nara period in the 7th Century, the neighbouring city of Tagajō was the capital of the entire Mutsu country/province, which forms the majority of modern Tōhoku.
He initially had tactical coordination with the Shogitai, but following the defeat at the Battle of Ueno, he led the unit northward (together with former roju Ogasawara Nagamichi and his men), engaging in guerilla warfare as he moved farther into Mutsu Province.
province | Buenos Aires Province | Transvaal Province | Katanga Province | Cape Province | Western Province | New Ireland Province | Kars Province | Pichincha Province | Santa Fe Province | Dewa Province | Entre Ríos Province | Roman province | Rhine Province | Natal Province | Helmand Province | Battambang Province | La Convención Province | Hakkâri Province | Western Province (Papua New Guinea) | Northern Province | Mendoza Province | Guanacaste Province | Province of New York | Fars Province | Boulgou Province | Province | Manabí Province | El Oro Province | Tigray Province |
1051 (Eishō 6): In Michinoku, Abe no Sadatō and Munetō instigate a rebellion which becomes known as the Nine Years War (1051–1062) because, even though the period of strife lasts for 11 years, the actual fighting lasts for nine years.
They were there to put an end to a conflict between the Governor of Mutsu province (which bordered the Kiyohara's Dewa) and the Chinjufu shogun (Defender of the North), Abe no Yoritoki.
Gosannen War, fought in the 1080s in Mutsu Province on the Japanese island of Honshū