うわかわ 上っ皮 LinksSentence search for 上っ皮Sentence search for うわっかわKanji details for 上 and 皮Edit in JMdict Noun1. outer layer (e.g. of skin); cuticle; epidermis; bark; rind; crust; film (on the surface of a liquid); scumSee also 上皮 Discussions Log in to talk about this word.