kumakono, yuuka (blue archive), yuuka (track) (blue archive), blue archive, absurdres, commentary request, highres, 1girl, black shirt, blue buruma, blue jacket, blush, bottle, bottle to cheek, buruma, grass, gym shirt, gym uniform, halo, holding, holding bottle, jacket, jacket partially removed, long hair, looking at viewer, mechanical halo, official alternate costume, open mouth, plastic bottle, ponytail, purple eyes, purple hair, shirt, short sleeves, solo, sportswear, squatting, star (symbol), star sticker, sticker, sticker on face, sweat, thighs, track jacket, water bottle, white background