1girl, arm up, arms behind head, bangs, black footwear, black shirt, blue archive, blue buruma, blue eyes, bottle, breasts, buruma, drone, full body, gym uniform, halo, hidulume, id card, lanyard, long hair, looking at viewer, mechanical halo, official alternate costume, open mouth, purple eyes, purple hair, shirt, smile, solo, standing, standing on one leg, water bottle, yuuka (blue archive), yuuka (gym uniform) (blue archive)