Yuina is a Japanese musician, voice actor, and model affiliated with the agency Houeishinsha. She was born on September 27, 2001, in Yokohama. Her career in entertainment began in 2014 when she appeared as a child actor in the film Oh! My! God! Kamisama kara no okurimono. She continued with roles in films such as Little Performer: Kaze no kodō in 2016 and Nagareyama sanjūshi in 2017.

Before focusing on voice acting, Yuina was active as a musician. She was the guitarist for the all-female band Drop Doll, which was active from 2016 to 2019. With the band, she appeared in the 2019 film JK Rock, playing the role of Mao Sasaki, and the group also performed the film's theme song. Her performance background also includes stage work, with roles in productions like Gekidol the Stage in 2021 and Vandaful World, a performance by the theatrical troupe Genius Gekidan Bakabacca, also in 2021. In addition to her performance career, she was a finalist in the Miss World Japan pageant in 2021.

Yuina's most prominent voice acting role to date is Wien Margarete in the multimedia project Love Live! Superstar!!. She first voiced the character in the anime's second season in 2022. As part of this role, she performed the character song single Butterfly Wing/Edelstein, which was released in November 2022 and peaked at number 18 on the Oricon Singles Chart. In April 2023, her involvement with the franchise deepened when she was promoted to become an official member of Liella!, the project's featured idol group. She has continued to voice the character in the series' third season. Yuina is also known for her role as Usokkii in the series Ikari no Okorizaru Kansatsu Nikki.

Beyond her work in the Love Live! franchise, Yuina continues to pursue music. In April 2024, she announced the start of a solo music project named LustQueen.