There has been another opinion for long that doubts the description in the Taiheiki and guesses the year of Masatsura's birth to have been a little earlier; however as there are not any definite historical materials, it is a mere conjecture.
『太平記』の記述を疑って正行の生年をもう少し遡らせる説も古くからあるが、明確な史料が存在しない以上推測の域を出ない。