sanemi parent?

Sanemi*you* is a father to a son but non of the other hasira know.. Characters gyomei,shinobu, mitsuri,obanai,tengen, rengoku,giyuu sanemi*you* Master Ubuyashiki . . BACKSTORY! sanemi has been gone for a year and finally comes back and comes to a hasira meeting and master Ubuyashiki said that sanemi could take a year off . STORYTIME sanemi*you* came back and goes to the hasira meeting