Yuuya Sakazaki

坂咲 優夜

Birthday: 25th April He is a fantail pigeon and the half-brother to Sakuya Le Bel Shirogane. He is the assistant to the doctor Shuu Iwamine and as such, can typically found helping out in the infirmary. He is an upperclassman who is infamous at St. PigeoNation's for being something of a flirt. source: http://hatoful.wikia.com/wiki/Yuuya_Sakazaki