hogeroh, natsuki mayu, ryoujoku gakuen, game asset, large variant set, non-web source, self-datamine, variant set, 1girl, 2000s (style), blue skirt, blush, book, breasts, brown hair, chair, covering own mouth, cowboy shot, dutch angle, embarrassed, hair between eyes, hair intakes, holding, holding book, indoors, medium breasts, miniskirt, on chair, open book, panties, pantyshot, pleated skirt, purple eyes, raised inner eyebrows, reading, school uniform, serafuku, short sleeves, sitting, skirt, solo, sweat, underwear