1girl, ahoge, arm_support, ass, ass_visible_through_thighs, barefoot, beach, blue_archive, collarbone, covered_navel, demon_girl, demon_horns, demon_wings, feet, flat_chest, from_above, frown, hair_ornament, hairclip, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, innertube, long_hair, looking_at_viewer, looking_up, melreon, name_tag, ocean, official_alternate_costume, old_school_swimsuit, one-piece_swimsuit, parted_bangs, purple_hair, sand, school_swimsuit, sidelocks, sitting, sleeveless, soles, starfish, sweat, sweatdrop, swimsuit, thighs, toes, very_long_hair, wariza, water, wavy_mouth, whistle, whistle_around_neck, white_hair, wings