Jun Matsunaga 松永純
Height: 180cm (5'10.9")
Matsunaga is a designer who is a resident of a boarding house that is owned by Miko's uncle. Matsunaga appears to have anger management issues as he takes out his anger toward other people and objects a lot. Despite his hotheadedness, he is shown to be tender and caring toward the people he cares about, especially toward Miko.