2girls, ahoge, ako_(blue_archive), bare_arms, bare_shoulders, bell, blue_archive, blue_hair, blue_one-piece_swimsuit, blush, breasts, covering_mouth, demon_horns, demon_wings, forehead, full-face_blush, gloves, hair_between_eyes, hair_ornament, hairband, hairclip, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), holding, holding_innertube, horns, innertube, kandori, large_breasts, long_hair, long_sleeves, looking_at_viewer, low_wings, multiple_girls, multiple_horns, name_tag, neck_bell, official_alternate_costume, old_school_swimsuit, one-piece_swimsuit, parted_bangs, purple_eyes, purple_horns, school_swimsuit, sideboob, sideless_outfit, sideless_shirt, simple_background, swimsuit, upper_body, very_long_hair, whistle, whistle_around_neck, white_hair, wings