User blog comment:Chichiryuushintei/High School DxD BorN Episode 5 Review/@comment-26322543-20150502205721/@comment-16281343-20150503032815

Never heard of that before. That info only popped out this season. I was skeptical but didn't bother enough to ask/find a source until now.

I searched Ishi's twitter and blog; nothing found.