Board Thread:Game Updates/@comment-1820055-20150620014741/@comment-1820055-20150627015914

Ryuujou Kai did get a permanent art update together with its Kai Ni release, though I'm not sure what incident you were referring to.

From the top of my head, I remember Harusame's kai art update, since her initial release had the same base/kai art. I think there's a couple more but I'm not sure.