summer haori
A lightweight haori (traditional Japanese jacket) worn in summer. Often made of thin materials like hemp or cotton.
See also: 羽織
On hot days, I go out wearing a summer haori.
Compound of 夏 (natsu, 'summer') and 羽織 (haori, 'haori jacket'). The reading なつばおり reflects rendaku voicing of はおり to ばおり.