A talented pyrotechnician. The current owner of Naganohara Fireworks is known as the "Queen of the Summer Festival." A girl filled with fiery passion. The uncompromising childish innocence and the obsession with craftsmanship intertwine in her to create a spectacular blaze.Yoimiya is devoted to the family business, stating that her customers' happiness is the first priority. She is a cheerful ,talkative , fun , energetic girl. She loves fireworks as making people happy. she uses a bow , pryo.