There is a theory saying that Susano won in the original legend by producing a male god and that Masakatsuakatsu kachihayahi was Susano's offspring by the following reasons.
次の理由から元々の伝承はスサノオが男を産んだことで勝ち、マサカツアカツカチハヤヒはスサノオの子とする説がある。