Kuu has long bangs which end at her back. She has similar hairstyle to Mei-Chan In Kaori Sim, (similar model of Mei Mio in the original game). Her hair-color as well as her eye color are Cyan. She always Blushes while socializing on the rooftop near the bench.
Kuu is a heroic Personality. If she witnesses murder she will chase and tackle the murderer. If someone is pointing a camera at her, she will give a suspicious look. If she witnesses a corpse, she will hide in her classroom.
- She was originally named "Merisaki Harumi"
- Her Original Hairstyle was Saki's But It looked Just like Saki so it was removed.
- She is going to be a rival in the future.