Arisa Fujimiya is an elementary school student who possesses a level of skill in fighting games that rivals or even overshadows that of professional players. Her talent is described as being characterized by an uncompromising precision. She has no tolerance for what she perceives as weakness or half-heartedness in the way fighting games are played. This strict view extends to other players, and she harbors hostile feelings toward those who treat competitive gaming as a casual or friendly pastime, similar to the main characters Aya Mitsuki and Mio Yorue. Despite her frequent use of harsh language and insults, Arisa is also a capable player who maintains a calm and focused demeanor during matches, with her sole aim being victory. Her role in the story is as a formidable outsider whose exceptional abilities and ruthless playstyle challenge the protagonists. Information regarding her specific relationships, her development throughout the narrative, and any notable named techniques or abilities is not available.