Koizumi Ryou

Hobbies: None (because he's a ronin)
Likes: None (because he's a ronin)
Dislikes: Studying for exams

A young man who lives alone in the town of Chisakura. Ryou has failed to pursue higher education and is unemployed, therefore he spends his days looking for a part-time job along with his best friend Kazuya. Despite Ryou's frail appearance, he is so fast that even the vampire twins Mayu and Mana have a hard time catching up with him.