In 2011, she was chosen through the nationwide audition process EXILE Presents VOCAL BATTLE AUDITION 3 ~For Girls~ to be a member of bunny.
In 2012, she joined E-girls. She then left the group after the release of their third single "Follow Me" and was demoted to trainee level as part of Bunnies. In 2014, she was moved from Bunnies to Rabbits.
In 2016, Hanayama was not part of the Rabbits' line-up anymore.
- Main video
- She was an extra in E-girls’ music videos for Gomennasai no Kissing You and Highschool♡love.
- She was a Bunnies member in 2013.