history
[Series ⑤: The role of the previous nine years and the role of the second three years] 20 years after the role of the previous nine years, the role has expanded once again to Ou...
After the war of the previous nine years, Minamoto no Yoriyoshi returned to Kyoto, and the Kiyohara clan ruled the Oku six districts of Mutsu (inland of Iwate Prefecture), which had been ruled by the Abe clan...