碁ご石いし茶ちゃじ字FuriganaMeanings1nounGoishicha; fermented tea varietyA type of fermented tea produced in Kochi Prefecture, Japan. The name comes from its resemblance to go stones.碁ご石いし茶ちゃは高こう知ち県けんの特とく産さん品ひんです。Goishicha is a specialty of Kochi Prefecture.
