She's a spoiled princess of a candy kingdom and has a very childlike way of speaking (usually ending her sentences in "-nanora", as well as doing raspberries and other mouth noises whenever something goes wrong), she claims to be always a "0-year-old" girl, she has terrible stamina, and loves retro games.
Notable for being the most "in-character" vtuber of the entire agency, Luna rarely breaks her own character and will almost always speak in her childish voice. The only few instance where she broke her character is when she laughs uncontrollably as well as when she's upset by other member's "non-ladylike" behavior, such as when she witnessed Haachama's cooking stream.
Despite her adorable façade, she also shown to have a mature side by asking her fans to draw more lewd fanart her, and is indeed usually quite good at whatever she does, including picking up piano skills remarkably fast.
