However, rather than returning the family headship to Tatsuo-maru, Norimitsu suppressed him with the intention of seizing the headship, even after Tatsuo-maru had passed the age of 15 and become an adult.
だが、龍王丸が15歳を過ぎて成人しても範満は家督を返そうとはせず、家督奪取の動きを見せて龍王丸を圧迫した。