As the name implies, these were short uchiki and like karaginu and uwagi, they were usually made of expensive fabric but were worn without a mo (a kind of stylized apron).
構造としては名前の通り「丈の短い袿」で、唐衣や表衣と同様に高価な織物から調製されるのを慣例とし、これを着用するときには裳をつけない。