Furthermore, roughly from that time on, influential members of the family including Kazumasa SOGO, Yoshikata MIYOSHI and Yoshioki MIYOSHI, eldest son and prospective heir of Nagayoshi, died one after another and, in the end, Nagayoshi even assassinated for himself Fuyuyasu ATAGI, his younger brother who had supported Nagayoshi the entire time.
さらにこの頃から十河一存や三好義賢、長慶の嫡男三好義興など有力な一族が相次いで死亡し、果ては最後まで長慶を支えた弟安宅冬康を自らの手で暗殺するに至った。