1girl, bare_arms, bare_shoulders, beach, blue_archive, blue_sky, blush, breasts, chen_bingyou, closed_mouth, covered_navel, cowboy_shot, curly_hair, day, dutch_angle, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, inflatable_toy, long_hair, looking_at_viewer, low_wings, lying, multiple_horns, ocean, on_side, one-piece_swimsuit, parted_bangs, sand, school_swimsuit, sky, small_breasts, smile, solo, swimsuit, thighs, very_long_hair, web_address, wet, whistle, whistle_around_neck, white_hair, wings