oninome tsuki, amamiya kokoro, amamiya kokoro (7th costume), nijisanji, absurdres, highres, 1girl, :d, bikini, bikini under clothes, black bikini, blue hair, blue sky, blush, breasts, cloud, covered navel, cross-laced bikini, cross-laced clothes, dolphin innertube, earrings, flower earrings, frilled bikini, frills, hair ornament, hat, holding, holding water gun, horizon, jewelry, looking at viewer, medium hair, ocean, open mouth, oversized clothes, oversized shirt, palm tree, partially submerged, see-through clothes, see-through shirt, shirt, shirt slip, side-tie bikini bottom, sky, small breasts, smile, soaking feet, solo, straw hat, swimsuit, tree, virtual youtuber, water, water gun, white shirt, x hair ornament, yellow eyes