Yuna Hina is a canon character who attends Akademi High School.
Yuna has yellow hair that is styled in a sidetail on her left. Her eyes are also yellow. Her uniform is dependent on the player's choice. She wears a yellow friendship bracelet on her right wrist, along with yellow stockings and panties. Her bust size is 0.8.
Yuna has the Social Butterfly persona. If Ayano tries to take a picture of her without being in the Photography Club, she will do a cute pose for the camera. If she witnesses murder, she will run to a secluded area and phone the police.
- Yuna's name was at one point Mio Akiyama, and then later on Mio Akiya. These names were inspired by K-ON.
- Yuna's original hairstyle was replaced in the February 8th, 2016 Build because YandereDev thought that it was "low budget" and "amateur-ish".
- Yuna was originally in the Science Club. After that, she was in the Light Music Club, then the Photography Club. She is currently in the Cooking Club.
- Yuna's male counterpart is Sota Yuki.
- Her current name is a reference to the most popular female Japanese names in 2012, the third being Yuna and the fourth being Hina.
- She used to arrive third to school, second in line on the left side at 7:05 AM.