1girl, alternate costume, back bow, bangs, black hair, blue eyes, blush, bow, breasts, cleavage, closed mouth, colored inner hair, detached collar, enmaided, hair bow, hair ribbon, heterochromia, indoors, kirisaki shuusei, large breasts, long hair, looking at viewer, maid, maid headdress, multicolored hair, nail polish, original, pink hair, puffy sleeves, red eyes, ribbon, smile, solo, twintails, two-tone hair, window