The reason why Kyuzaemon ARAKI made his mind to surrender was that Nobunaga ODA made a peace proposal on condition that, if Murashige ARAKI would surrender Amagasaki-jo Castle and Hanakuma-jo Castle, lives of family members and subordinates in honmaru would be saved.
荒木久左衛門が開城を決意したのは、織田信長から講和の呼びかけがあり「荒木村重が尼崎城と花隈城を明け渡すならば、本丸の家族と家臣一同の命は助ける」とした為である。