Hibiya Amamiya

First appeared in HeatHaze Days. A boy that visits the city to take summer courses with Hiyori. He is known to be very mature for his age yet has a cheeky personality. His quarrels with Momo are endless. On August 15 he becomes involved in a certain incident with Hiyori but is the only one saved and obtains the eye focusing ability under these circumstances. Source: Vocaloid Wikia