Ōtomo Sōrin
At the start of 1574 the power of Oda Nobunaga had grown to the borders of the Mōri clan. During this year Urakami Munekage (浦上宗景) received support from Oda Nobunaga against the Mōri. In 1575, Mimura Motochika (三村元親) betrays the Mōri and joins Oda Nobunaga. Kobayakawa Takakage and Ukita Naoie defeat Mimura Motochika of Bingo province and force him to commit suicide. Also this year the well known Ōtomo Sōrin of Bungo Province, Kyūshū joins Oda Nobunaga as well and Takakage led the naval forces against the Ōtomo navy.