Aoi Kiriyama

Aoi is Kaoruko's friend and Terumi's second target. She is 24 years old and works as a manager of a nail salon.

Personality
Aoi's personality is cold and unfriendly. She also teases people that are prettier than she is. Due to her work at the nail salon, her room is a mess to some extent, although she has made some effort to clean up. Noticing Terumi's attraction towards her, she was willing to have sex with Terumi. This led her to becoming his first time having sex with a woman. Aoi has a father complex.

Appearance
She has a slim waist with short hair to the back of her neck. A noticeable trait about her hair is that many parts of her hair is divided uneven around her hair. The end tips of her hair curved slightly upward around her head. A few of these curves stick out on the other side of her hair. Aoi have small breasts and light blue eyes.

Plot
She owns her own nail salon and because of this, she is too busy to take care of her house chores and because a chance for Terumi and offers to help her. It's later revealed that Aoi has a father complex shown when she was having sex with Terumi while calling out to her daddy. She is the first person that Terumi had sex with.

Trivia

 * It is possible that she is one of the few that is informed about Kaoruko's research project.
 * She resembles a toned-down version of Kaoruko.