luna_(l000llaby), hatsune_miku, year_2024, 1girl, ahoge, air_bubble, bikini, bikini_top_only, blue_eyes, blue_hair, breasts, bubble, cleavage, fish, floating_hair, frills, hair_ornament, hairpin, halftone, hand_up, jewelry, long_hair, looking_at_viewer, medium_breasts, mermaid, midriff, monster_girl, ocean, swimsuit, twintails, underwater, highres, mermay_2024, vocaloid