User blog comment:Valyriefaery/Possible Kaneki has ROS since He was a little Theory/@comment-27276334-20151126013802/@comment-27276334-20151126173406

Then, according to your theory, wouldn't Kaneki have a scar on him somewhere if the kagune-like-structure was removed? And if removal was possible, wouldn't Shirazu's sister have her kagune-like-structure removed as well?