happi coat; happy coat; workman's livery coat; traditional Japanese straight-sleeved coat
子供たちが夏祭りの半被を着た。
The children wore happi coats for the summer festival.
祭りの参加者はお揃いの半被で練り歩いた。
The festival participants paraded in matching happi coats.
店主は店のロゴが入った半被を羽織っていた。
The shopkeeper was wearing a happi coat with the store's logo.