Talk:Arata Kirishima/@comment-66.183.14.209-20170408082517/@comment-30621148-20170415000521

Kakujas are not genetic. They are a result of cannibalizing other ghouls. Rize was not a kakuja. Kaneki became a Manuka after eating Yamori's kagune and the failed experiments. Purina developed here's after absorbing her sister