User blog comment:B214/Volume 22 spoilers/@comment-90.202.240.151-20161031050614/@comment-29963364-20161031125733

Except for Ouryuu Nakiri.

He's a member of the Nakiri Family, the Top family of the Five Great Families who have the power of the Sacred Beasts.

Ouryuu is named after, and has the power of the strongest Sacred Beast: Ouryuu (Yellow Dragon).