User blog comment:B214/Question and Answers 2/@comment-4547267-20140608060119/@comment-1359322-20140608094033

M&M might die of frustration though, to be called to attend Issei's weddings for several occasions. Haha.

That aside, i think Akeno would probably be using a Japanese one too, since her mother was a shrine maiden and all. Akeno would probably want to do it in a Japanese way to honor her.