Despite the objection of Takakane HIROKAWA, his senior vassal, he stopped by Itsukushima Island to pillage the Mori clan's Miyao Castle which was built on the island located at the confluence of commerce and economy.
途中、重臣・弘中隆包の反対にも関わらず、交通と経済の要衝である厳島に築かれた毛利氏の宮尾城を攻略すべく、厳島に上陸した。