Murai Junna was an SKE48 Kenkyuusei.
- SKE48の隠しきれないやんちゃ娘。ちょっぴりチキンな？ *じゅんちゃん！*
- SKE48 no kakushikirenai yancha musume. Choppiri CHIKIN na? *Jun-chan!*
- (SKE48's unconcealable naughty girl. Who is a bit of a scaredy cat? *Jun-chan!*)
- 2015.03.15 - Joined SKE48 as a Kenkyuusei
- 2016.12.17 - Graduated from SKE48 Kenkyuusei (Announcement: September 15, 2016 | Graduation Stage September 19, 2016 | Last Handshake Event: December 17, 2016)
AKB48 Senbatsu Elections
- Ii Hito Ii Hito Sagi (Kin no Ai, Gin no Ai)
- RS1 (Party ga Hajimaru yo)
- Anata to Christmas Eve
- Hobbies: Listening to music, eating, cooking
- Favorite 48G song: Te wo Tsunaginagara
- Favorite animals: Dog
- Favorite food: Delicious food
- Favorite SKE48 member: Goto Risako
- Favorite phrase: For the sake of someone out there, and for the sake of oneself
- Special talent: Cooking, taking selfies
- Light Stick Colors: Yellow, White
- Her fans are called "Junner"
- She's currently a member of the idol group WANCHAN ARENA, which debuted on January 2, 2021.