Seike Noritsugu

"Wow, you're still active!"

Yuu's' grandfather. Cheerful and energetic, it seems that he is at an age when he is deeply interested in young foods. He is the grand priest of the temple his family owns. Although he raised his son Tadatsugu strictly, he's very sweet to his two grandchildren.

According to Tadatsugu, the vestiges of the old days have disappeared.