Kazan strongly opposed their plan and conducted an effort, together with Sadachika MAKI, one of the lord chamberlains, demanding that Yasuaki's half-brother Tomonobu MIYAKE be made the next lord.
崋山はこれに強く反発し、用人の真木定前らとともに康明の異母弟・三宅友信の擁立運動を行った。