However, by this time they had already greatly decreased in power and only nominal leaders holding together make coalition of collapsing clans in Harima.

Having apparently taken all of Harima without bloodshed, Hideyoshi proceeded to move his base of operations to Himeji, the former residential castle of the Akamatsu, and began preparing for a showdown with the Mōri clan.

He managed to convince his nephew to rebel, and also set up a secret alliance with the Mori clan.

Later, Hideyoshi decided to lay siege to Miki castle, hoping to destroy the source of the rebellion.

During one of these attacks on the much larger Oda forces, Bessho Harusada, the younger brother of Nagaharu, was killed.