1boy, 3girls, ahoge, arona's_sensei_doodle_(blue_archive), arona_(blue_archive), bare_shoulders, beach, beach_umbrella, beads, bikini, bikini_skirt, black_bikini, blue_archive, blue_eyes, blue_hair, blue_jacket, blue_one-piece_swimsuit, blue_sky, blush, bottle, bow_hairband, cloud, collarbone, colored_inner_hair, day, demon_horns, demon_wings, frilled_bikini, frills, hair_beads, hair_between_eyes, hair_ornament, hairband, halo, heterochromia, hina_(blue_archive), hina_(swimsuit)_(blue_archive), holding, holding_bottle, horns, hoshino_(blue_archive), hoshino_(swimsuit)_(blue_archive), inflatable_toy, inflatable_whale, jacket, kneeling, leimimomomo, light_blue_hair, long_hair, looking_at_another, looking_at_viewer, low_wings, multicolored_hair, multiple_girls, navel, off_shoulder, official_alternate_costume, old_school_swimsuit, one-piece_swimsuit, open_clothes, open_jacket, open_mouth, outdoors, pink_hair, purple_eyes, school_swimsuit, sensei_(blue_archive), sidelocks, sitting, sky, solo_focus, stomach, strap_slip, streaked_hair, swimsuit, thighs, umbrella, very_long_hair, viewfinder, wariza, water, water_bottle, whistle, whistle_around_neck, white_bikini, white_hair, white_hairband, wings, yellow_eyes