User blog comment:B214/Question & Answers 5/@comment-120.20.37.197-20150505141256/@comment-26209278-20150505181317

Don't believe so. It was only brought up once, and hasn't been brought up again. Guess Ishibumi didn't think it was significant enough since everyone is overpowered now anywho. And it wasn't described enough in the volume for it to have a wikia page.