kokusan siitake, female byleth (fire emblem), fire emblem, fire emblem: three houses, nintendo, commentary request, highres, 1girl, alternate costume, black choker, black shirt, black shorts, black thighhighs, blue eyes, blue hair, choker, closed mouth, contemporary, hair between eyes, long hair, looking at viewer, shirt, short sleeves, shorts, simple background, solo, thighhighs, white background