masterpiece, best quality, absurdres, official art, 1girl, (solo:1.25), female focus, H_Y_D_A, brown hair, short hair, white scarf, yellow shirt, sleeveless shirt, buttons, whistle around neck, pink shorts, white socks, sneakers, full body, standing, outdoors, grass, plain, blue sky, cloud, hand on own hip, outstretched arm, thumbs up, looking at viewer