However, in 1542, an invasion into Izumo Province ended in a disaster, with Yoshitaka losing his adopted son Ōuchi Harumochi along with large number of troops against Amago Haruhisa.
•
In 1522, he fought the Amago clan along with his father, Yoshioki, to win the control of Aki Province.
Yoshitaka Amano | William Ouchi | Ōuchi Yoshinaga | Ouchi | Kuroda Yoshitaka | Yoshitaka Nishimura | Yoshitaka Murayama | Yoshitaka Iwamizu | Yoshitaka Fujii | Ōuchi Yoshitaka | Ōuchi, Akita | Dr. William Ouchi's |
At that time the island was under threat from the growing power of Ōuchi Yoshitaka from Yamaguchi on the mainland of Honshu, and fighting took place between the Ōuchi and the Kōnō on Shikoku, under whose jurisdiction the shrine fell.