Thread:Silver-Haired Seireitou/@comment-995112-20130304140050/@comment-2089817-20130305165835

He's gone. It just wouldn't work out time-wise, because Sei, Echo, Hikaru, and Raian were all Captains before his time. Since they were first-time Captains, with Unohana, whom was the first Kenpachi. So time-wise, it wouldn't make sense for Kuruyashiki to be a Yonko prior to the eighth generation.