Name: Yamauchi Yuna (山内祐奈)
Nickname: Yuuna (ゆうな), Tiffany (ティファニー)
Birthdate: July 6, 1999
Birthplace: Fukuoka
Height: 153 cm
Blood Type: A
Interests: Singing and listening to music
Special skills: Writing beautifully, making people laugh
Charm Point: Eyelashes
Generation: 3rd
Agency: AKS