1girl, ahoge, arm_up, barefoot, blue_archive, blue_one-piece_swimsuit, blush, boppin, border, breasts, cameltoe, character_name, closed_mouth, collarbone, eyelashes, feet, from_above, full_body, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, innertube, legs, light_purple_hair, long_hair, looking_at_viewer, lying, multiple_horns, on_back, one-piece_swimsuit, parted_bangs, purple_eyes, school_swimsuit, shiny_clothes, sidelocks, signature, small_breasts, soles, solo, sweatdrop, swimsuit, thighs, toes, whistle, whistle_around_neck, white_border