swimsuit, serika \(blue archive\), animal ears, shiroko \(swimsuit\) \(blue archive\), shiroko \(blue archive\), nonomi \(swimsuit\) \(blue archive\), multiple girls, breasts, 5girls, bikini, wolf ears, hoshino \(swimsuit\) \(blue archive\), hoshino \(blue archive\), official alternate costume, halo, cat ears, nonomi \(blue archive\), outdoors, goggles, yellow bikini, crab, one-piece swimsuit, closed eyes, black bikini, competition swimsuit, ocean, black hair, red eyes, goggles on head, hair ornament, grey hair, animal ear fluff, wading, day, long hair, extra ears, blush, open mouth, blue eyes, ponytail, looking at viewer, frilled bikini, pink hair, partially submerged, mismatched pupils, black one-piece swimsuit, large breasts, water, beach, sky, twintails, kneeling, front-tie top, glasses, swim ring, smile, innertube, cloud, cleavage, medium breasts, front-tie bikini top, flower, small breasts, short hair, eyewear on head, frills, multicolored swimsuit, pink halo, side-tie bikini bottom, blue sky