釉薬 うわぐすり Also written 釉, 上薬, ゆうやく, ゆう Meanings Noun glaze; enamel Kanji 釉 glaze; enamel. Read as うわぐすり. 薬 drug. Read as くすり. Common phrases 釉薬をかける 釉薬を使う Jinuma: Japanese Dictionary · Word lists