1girl, ahoge, alternate_costume, arms_at_sides, ass, brown_eyes, copyright_name, from_behind, fundoshi, grey_hair, hiyama_yuu_(wee259hiyama), japanese_clothes, loli, long_hair, looking_at_viewer, looking_back, mars_symbol, multicolored_hair, no_pants, onii-chan_wa_oshimai!, oyama_mahiro, pink_hair, ponytail, simple_background, solo, two-tone_hair, white_background, yamakasa