1girl, ahoge, ass, black_socks, blush, brown_eyes, brown_hair, fundoshi, japanese_clothes, kaniman, loli, long_hair, looking_back, no_pants, onii-chan_wa_oshimai!, open_mouth, oyama_mahiro, shirt, short_sleeves, simple_background, sitting, socks, soles, solo, tabi, thighs, white_shirt