1girl, ass, beach, black footwear, black shirt, blue archive, blue buruma, blue jacket, blue sky, bottle, breasts, buruma, gym uniform, jacket, large breasts, long hair, long sleeves, off shoulder, official alternate costume, outdoors, ponytail, purple hair, satou daiji, shirt, short sleeves, sky, solo, thighs, track jacket, water bottle, yuuka (blue archive), yuuka (gym uniform) (blue archive)