Mishima Haruka was a member of STU48's STU, Katte ni! Shikoku Kanko Taishi and Seto7.
- On July 31st, was part of her first senbatsu for STU48's third single, Daisuki na Hito.
- On December 8th, she graduated from the group.
AKB48 Senbatsu Elections
- STU → Graduation
- Joined STU48 as a STU on March 31, 2017
- Graduated from STU on December 8, 2019 (Announcement: October 19, 2019)
- Showroom Audition Number: #87
- Favorite Foods: Sushi
- Hobbies: Sleeping, Anime, Manga.
- Penlight Colors: Purple, blue.
- A fan of BiS and BiSH.
- Did Karate, wrestling and Judo
Mishima Haruka (2018)
Mishima Haruka (2017)
Mishima Haruka (April 2017)