However, there is a record that after Naritsuna's father Nariyuki died, Ietsuna ASHIKAGA was adopted from the same clan and succeeded to Nariyuki's position, so it is considered that Naritsuna had died before his father's death.
ただ、父の成行が亡くなると、一族から養子の足利家綱を迎えて、その後を継いだと、記録に認（したた）めてあることから、父より先立って早世したと思われる。