(history, clothing) a 律令 (ritsuryō) position in the 後宮 (Kōkyū, “Seraglio”) that manages the Emperor and Empress's wardrobe

proof; evidence; verification / (mathematics) proof

Short for 結城紬 (Yūki-tsumugi): durable silk fabrics made in Yūki, Ibaraki

学説: theory