1boy, 1girl, ass, black_hair, black_horns, black_one-piece_swimsuit, blue_archive, blush, closed_eyes, closed_mouth, comic, flying_sweatdrops, grey_hair, grin, hair_ornament, hairclip, hina_(blue_archive), hina_(swimsuit)_(blue_archive), holding_hands, horns, long_hair, looking_at_another, looking_at_viewer, low_wings, multiple_horns, one-piece_swimsuit, partially_submerged, pool, purple_eyes, school_swimsuit, smile, speech_bubble, swimsuit, tonomiya68, very_long_hair, water, wings