In 1595, Hidetsugu was executed under suspicion of treason, while Shigeaki WATARASE, an advisor to Hidetsugu along with Katsutoyo, being forced to commit ritual suicide when he became involved in this incident and tried to defend Hidetsugu.
文禄4年（1595年）には秀次が謀反の疑いで処刑され、一豊と同じく秀次付き重臣であった渡瀬繁詮はこの事件に関わって秀次を弁護したために切腹させられた。