It is said that the kosode clad by FUJIWARA no Motohira, stored in Konjiki-do (Golden Hall) of Chuson-ji Temple in Hiraizumi, Iwate Prefecture, is the existing oldest kosode left today.
岩手県平泉の中尊寺金色堂に納められていた藤原基衡着用の物が現存最古の小袖とされる。