On March 3, 1582, Katsuyori TAKEDA held a war council at Shinpu-jo Castle to decide whether to escape to Iwabitsu-jo Castle (Higashiagatsuma-cho, Agatsuma-gun, Gunma Prefecture) held by Masayuki SANADA, or to escape to Iwadonoyama-jo Castle (Otsuki City) held by Nobushige OYAMADA.
3月3日、武田勝頼は新府城で真田昌幸の岩櫃城（群馬県吾妻郡東吾妻町）に逃亡するか、小山田信茂の岩殿山城（大月市）に逃亡するか軍議を開いた。