Talk:Uruka Minami/@comment-25047329-20150918065322/@comment-10733658-20150918124445

Yeah, it does appear to be a retcon.

^ The issue is that in Jack, she was a Koukaku. The kagune was clearly shown coming from her upper back, while the Bikaku comes from the tailbone. But it seems Ishida has either changed his mind since then, or decided to match the upcoming anime.