Though Aterui, a leader of the Emishi/Ezo army, survived, Tamuramaro decided to suspend hostilities against the Ezo army seemingly due to the predominant war situation, which may be presumed now from the fact that, in the year after he had returned to Kyoto, Tamuramaro went back to Mutsu Province in order to construct Isawa-jo Castle in the area he procured by fighting against the Ezo.
このとき蝦夷の指導者アテルイは生存していたが、いったん帰京してから翌年、確保した地域に胆沢城を築くために陸奥国に戻っていることから、優勢な戦況を背景に停戦したものと見られている。