Makino Arisu is a member of Occult Club. She was at first shown as shady and creepy looking but due to Yumehara Chiyo's influence, she had changed her image.
Arisu sports a long wavy bangs that conceals her face. It was later revealed that she has slanted eyes and freckled cheeks. In Junior high, she used to read 3000 books about black magic and necromancy. She first appeared when Toritsuka begged Kusuo to join the Occult Club and later, after a haunting incident Toritsuka fell in love with Arisu.
She manages a popular website under the name 'Shimoyanagi Atsumi'
Her character profile was found in the character guidebook.