青砥 あおと Meanings Noun medium-grade millstone Kanji 青 blue. Read as あお. 砥 whetstone; grindstone. Read as と. Words containing 青砥 青砥稿花紅彩画 (あおとぞうしはなのにしきえ) Aoto Zōshi Hana no Nishiki-e (kabuki play by Kawatake Mokuami) Jinuma: Japanese Dictionary · Word lists