mizumiya su, rekio (mizumiya su), hololive, hololive dev is, absurdres, commentary request, highres, revision, 1girl, afloat, ahoge, alternate costume, aneru (nell 899), barefoot, beach, bikini, black choker, blue-tinted eyewear, blue bikini, blue bow, blue eyes, blue hair, blush, bow, braid, choker, cup, drinking glass, drinking straw, eyewear on head, fang, flat chest, frilled bikini, frills, from above, full body, glasses, hair bow, hair flaps, hair ornament, hairclip, halterneck, heart, heart-shaped eyewear, holding, holding cup, innertube, knees together feet apart, lightning ahoge, long hair, looking at viewer, low twin braids, multicolored hair, navel, o-ring, o-ring choker, ocean, on innertube, open mouth, outdoors, pink streaks, sand, sand bucket, sand castle, sand sculpture, see-through clothes, see-through shawl, shawl, skin fang, smile, solo focus, stomach, streaked hair, sunglasses, swim ring, swimsuit, thigh strap, tinted eyewear, twin braids, two-tone hair, virtual youtuber, water gun