User blog comment:IamJakuhoRaikoben/Chapter 467: Mother's Key, Review./@comment-87.105.137.197-20160104195942/@comment-7418318-20160104200456

Maybe calling it a Yukata might have been more fitting... ? I'm not sure.

But who cares for real-life conventions. Fairy Tail is playing in a completely different world than ours, so what does it matter how things used to be in medieval Japan of the real world.