halloween raven kigurumi onesie costume sazac "kigurumi" comes from a combination of two japanese words: kiru ("to wear") and nuigurumi ("stuffed toy"). traditionally, it referred specifically to the performers wearing the costume, but the word has since grown to include the costumes themselves. in japan, kigurumi costumes are worn as a way to break the conventions of traditional dress... or just as comfy pajamas! in addition to pajamas, kigurumi make great everyday clothes. they are quick to put on and you can wear them over your dull, normal clothes. in seconds, your life will go from tedious to old school stupendous. the relaxed fit of kigurumi costumes makes them a solid choice for lounging around the house on a lazy sunday, taking care of business during a hectic day at the office or stealing the show at your next costume party.