"Yes, that's part of the reason, but mainly because there's really no future following Takamanohara..."
"Then how do we kill the Yellow Springs Ninjas? And ten months... Speaking of which, what happens if the female ninja has a miscarriage, what will happen to the Yellow Springs Ninjas?"
Koga Lunyue shook her head,
"I don't know about that, maybe the technique gets broken? But right now there are indeed many ninjas who can't successfully be reborn and are trapped in Yellow Springs.
It's just that the Yellow Springs Ninja Way is a secret technique held by the Demon Sealing Family, and other families can only obtain it through marriage alliances, where they are sacrificed upon the completion of the ritual, and no one knows the full picture.
And those Iga Koga Ninja Leaders, in order to be reborn themselves, trade with the Demon Sealing Family to marry one, while also sending many female ninjas from their families over.
