[3] In her first year of junior high school, she became obsessed with Gothic Lolita manga characters, and started to collect Western clothes.

[4] In her third year of junior high school, she auditioned for the Internet radio program of Rental Magica, and was selected to perform the opening theme.

[1] In an interview with Japanese entertainment website Nihongogo, Luna shares her inspiration behind her career "In terms of TV and anime, I grew up watching and singing the songs from Sailor Moon.

[10] Her ninth single, "Windia", that released on October 12, 2016, serves as the opening theme of the game Sword Art Online: Hollow Realization.

[11] On Haruna's mini album SxW EP on February 22, 2017, she collaborated with Kotoko, Haruka Tomatsu, Rika Mayama, Sachika Misawa, and Akira from Disacode.

[13] Her tenth single "Stella Breeze" that released on May 3, 2017, is used as the opening theme to anime Saekano: How to Raise a Boring Girlfriend Flat.

Her eleventh single "KIRAMEKI☆Lifeline" (KIRAMEKI☆ライフライン, Sparkling Lifeline) was released on November 8, 2017; the song was used as the ending theme of 2017 anime series Urahara, in which she also made her debut as a voice actor.