saten ruiko, 1girl, sakugawa school uniform, summer uniform, skirt, school uniform, black hair, long hair, serafuku, hair ornament, solo, flower, hair flower, blue skirt, neckerchief, red neckerchief, sailor collar, blue sailor collar, navel, blue eyes, socks, long skirt, pleated skirt, white socks, looking at viewer, smile, midriff, open mouth, shirt, white shirt, midriff peek, short sleeves, black footwear, white flower, standing, shoes, standing on one leg, loafers, :d, masterpiece, best quality, good quality, embedding:Smooth_Quality,

bad quality, low quality, worst quality, worst detailed, nsfw, explicit,