1girl, black_hair, black_legwear, blush, breasts, brown_eyes, chibi, chibi_inset, clothes_lift, kneehighs, large_breasts, long_hair, looking_at_viewer, lying, midriff, miniskirt, navel, on_back, panties, pleated_skirt, school_uniform, serafuku, shirt_lift, skirt, smile, solo, twitter_username, underwear, white_panties