1girl, :d, ahoge, alternate costume, arms behind back, bikini, blue archive, blue bikini, blue eyes, blue sky, blush, breasts, cloud, dated, day, eyewear on head, hair between eyes, hair bobbles, hair ornament, heterochromia, hoshino (blue archive), innerkey (kgfw5338), loli, low twintails, micro bikini, navel, ocean, open mouth, outdoors, partially submerged, pink hair, sky, small breasts, smile, solo, sunglasses, swimsuit, twintails, yellow eyes