5girls, >_<, aegir_(azur_lane), alternate_costume, animal_ear_fluff, animal_ears, arm_garter, ass, azur_lane, bikini, black_hair, black_horns, black_one-piece_swimsuit, blue_eyes, blue_hair, blue_sky, breasts, cheshire_(azur_lane), cheshire_(summery_date!)_(azur_lane), choker, day, demon_horns, eyewear_on_head, fake_animal_ears, friedrich_der_grosse_(azur_lane), from_behind, grey_hair, hair_between_eyes, hand_in_own_hair, hands_in_hair, headgear, horns, innertube, large_breasts, manjuu_(azur_lane), mechanical_horns, medium_breasts, multi-strapped_bikini, multicolored_hair, multiple_girls, navel, new_jersey_(azur_lane), o-ring, o-ring_bikini, o-ring_swimsuit, ocean, official_alternate_costume, one-piece_swimsuit, outdoors, purple_bikini, purple_choker, red_bikini, red_hair, red_horns, shinano_(azur_lane), side-tie_bikini_bottom, sky, smitcuk, strapless, strapless_bikini, streaked_hair, summer, swimsuit, thong_bikini, two-tone_hair, untied_bikini, wading, waves, yellow_eyes