Yutori Kokorogi

Yutori Kokorogi (心木 ゆとり, Kokonorogi Yutori) is a quiet, shy, but kind-hearted classmate of Yuuichi's, she was bullied in the first grade and became friends with Yuuichi and his classmates after Shiho helped her out. She loves anime and manga, and draws manga as a hobby. She is currently a participant of the Adult Tomadachi Games and is part of Yuuichi's team. Spoiler She is one of the traitors.

Appearance
Yutori Kokonogi has a very erotic appearance due to her huge breasts. She is considered to be very pretty in the manga. She has light colored hair that used to be quite long, however recently she cut it so now her hair is shoulder-length. She has many different outfits that she wears throughout the manga.

Personality
Yutori has a quiet personality, seeming very kind on the surface. She is very innocent and even a bit air headed. This personality is what Yuuichi and the rest of the friend group is familiar with. This side of Yutori is very dedicated to her friends and has a small crush on Yuuichi. This Yutori is also very gullible and easily manipulated.

Spoiler However she has a second personality that she keeps deeply hidden from her friends is dark and twisted. Yutori has no qualms about hitting her own mother and is actually very rich, though it is unknown where she gets most of her money from. Yutori is an unstable person as she is insanely obsessed with Yuuichi, even using her own money and attempting to kill others in order to make Yuuichi love her. This side of Yutori has no loyalty to any of her friends, even Yuuichi. It is unknown when Yutori developed her obsession with Yuuichi, however it was revealed in the manga that she knew Yuuichi before he met her in high school.

History
In middle school, Yutori was always bullied by her classmates. It eventually became so bad that Yutori started giving money to her classmates in order to get them to stop bullying her. Yutori was very poor at the time so in order to get money, she started dating older men. At first she would just let them take pictures of her in suggestive clothing, however they eventually wanted to rape her in which she refused and ran away. She was being bullied in high school as well until Shiho Sawagara saved her.

Etymology

 * Yutori's surname Kokorogi means "heart, mind, soul" (心) (kokoro) and "tree, wood" (木) (ki/gi).