2girls, animal ears, arm tattoo, bangs, bare shoulders, black one-piece swimsuit, breasts, casual one-piece swimsuit, closed mouth, cloud, day, dress, eyewear on head, gold ship (run revolt launcher) (umamusume), gold ship (umamusume), holding, holding water gun, horse ears, long hair, looking at viewer, low twintails, mejiro mcqueen (ripple fairlady) (umamusume), mejiro mcqueen (umamusume), mimi (usausamm5), multiple girls, official alternate costume, one-piece swimsuit, open mouth, outdoors, purple hair, red eyes, small breasts, smile, solo focus, sun, sunglasses, super smashing summer vacation (umamusume), swimsuit, tattoo, twintails, umamusume, water gun, wristband