3girls, animal_ears, bikini, black_hair, blue_archive, breasts, brown_hair, cat_ears, chise_(blue_archive), chise_(swimsuit)_(blue_archive), cleavage, closed_eyes, collarbone, fake_animal_ears, fox_ears, fox_tail, frilled_bikini, frills, innertube, izuna_(blue_archive), izuna_(swimsuit)_(blue_archive), long_hair, looking_at_viewer, maid_headdress, measho, medium_hair, multiple_girls, navel, outdoors, palm_tree, purple_eyes, shizuko_(blue_archive), shizuko_(swimsuit)_(blue_archive), sky, small_breasts, swimsuit, tail, tree, visor_cap