Akuru Akutsu (阿久津 明 Akutsu Akuru) is one of the main characters.
Akuru is a boy with short, straight, black hair, bangs, fair skin, and hair framing his face. He has stern-looking brown eyes, and a serious expression. He usually wears his school uniform.
Akuru is a very seriousperson who likes to study. He is said to be a tsundere by Yoshiko Hanabatake.
Akuru often scolds Yoshiko, due to her eccentric and stupid personality.
Akuru is Ruri's older brother.
The dog seems to be the only person that Akuru likes or isn't irritated by.