1girl, solo, white bikini, navel, eyewear on head, blue jacket, looking at viewer, hair bobbles, low twintails, official alternate costume, inflatable toy, frilled bikini, sunglasses, outdoors, open jacket, blush, off shoulder, stomach, collarbone, small breasts, day, blue sky, open mouth, bare shoulders, blue-tinted eyewear, cloud, upper body, long sleeves