skyhouse, arisugawa yuuko, inmu gakuen, game cg, non-web source, 10s, 1girl, blonde hair, blue one-piece swimsuit, blue school swimsuit, blush, bow, bowtie, breasts, brown eyes, female focus, flower, hair flower, hair ornament, large breasts, locker, locker room, long hair, long sleeves, looking down, no pants, one-piece swimsuit, red bow, red bowtie, school swimsuit, school uniform, shirt, smile, solo, standing, swimsuit, swimsuit under clothes, twintails, undressing, white shirt