is a Japanese singer. She was a former member and leader of Prizmmy, a Japanese dance and vocal unit under Avex Pictures. She is a first and third generation member of Roni Girls, a Japanese children's clothing brand. She appeared on The Karaoke Battle U-18, and was the runner-up on LDH's The Girls Audition. Early life Born in Saitama Prefecture, she is the eldest of the two children in her family. She began to dance at age 3 and participated in many dance performances before she debuted. Reina passed her college entrance exams on November 8, 2017. Reina attended Komazawa University. Career She became a member of ChibikkoAAA on March 25, 2009 a mini version of the group AAA (band). She portrayed Misako Uno, one of two female members. She participated in Kirachalle on July 25, 2009, in the modelling department. Reina was also a first and third generation Roni Girl. Her former Prizmmy members Mia Kusakabe, Karin Takahashi, and Hina Miyazaki were also brand models and dancers. They had dance performances while they modeled for the clothing they performed in. She was a first generation Dance Style Kid. In 2011, Reina was 1 of 3 girls featured for anime Pretty Rhythm where she portrayed a trainee who learned fashion, dancing and singing with the aim to debut. In 2012 she hosted the second and third seasons of the series Pretty Rhythm: Dear My Future and Pretty Rhythm: Rainbow Live appearing at the end of the anime with Prizmmy and their sister group Prism Mates. 2012–2017: Prizmmy Reina debuted as the leader of Prizmmy on March 16, 2012, with the song "Everybody's Gonna be Happy" which was also the fourth ending of the anime Pretty Rhythm: Aurora Dream. When the second season of Pretty Rhythm aired, she was given an anime version like the other members and was named Reina Miyama, who was one of the season's main characters. She released 12 singles, 1 mini album and 3 albums with Prizmmy. On December 9, 2016, along with Prizmmy members and Prism Mates, they announced that the group would disband in March 2017. They finally disbanded on March 31, 2017, following their sold-out performance on March 30. Their last album "Prizmmy☆ THE BEST!!" was released on February 22, 2017. 2017–present: solo activities Reina left Avex and became a freelance artist, performing as a backup dancer for various releases by Meik. She