Prince Oama sent an envoy to O no Honji, a Yunonagashi of Ahachimanokoori (Anpachi District), on June 22, two days before he took action by himself, and ordered him to raise an army to block the road of Fuwa.
大海人皇子は自ら行動を起こす2日前、6月22日に使者を出し、安八磨郡（安八郡）の湯沐令（ゆのうながし）の多品治に兵を挙げて不破道を塞ぐよう命じた。