User blog comment:IamJakuhoRaikoben/Sorcerer Magazine, Issue 27: March 2014/@comment-4829046-20140404155313/@comment-7418318-20140404155531

That's his bare naked soul, so I really doubt he's wearing anything. That's just the image of clothing that is projected around him.

Maybe it's the most favourite cloak he ever owned during his life.