Anime OSTs and J-Pop
Anime opening and ending themes — particularly from the shounen and seinen series whose visual language informs #boobcore — provide a natural musical companion. Upbeat, high-energy J-pop with confident lyrical themes aligns with the aesthetic's ethos. Artists like LiSA, Aimer, and May'n (all known for major anime theme work) are natural fits.
Gyaru Music
Gyaru culture developed a specific relationship with music — particularly early 2000s J-pop, eurobeat (a natural companion to gyaru's high-energy, maximalist approach), and the energetic dance music associated with gyaru gal circles. These genres align with #boobcore's confidence-forward aesthetic.
Cosplay Convention Music
Convention spaces have their own sonic aesthetic — a mix of anime themes, video game music, and the general hum of a large event. Music from popular series with significant busty character rosters (One Piece, Naruto, Fairy Tail, My Hero Academia) is a natural part of the #boobcore convention sonic environment.