koka,animal ears, fox mask, black long hair, brown eyes,kimono, holding book, ,koka,animal ears, japanese clothes, solo, mask, kimono, holding, black hair, long hair, smile, fox mask, book, looking at viewer, holding book, 1girl, brown eyes, sash, fox ears, long sleeves, mask on head, blue kimono, obi, upper body, wide sleeves, simple background, animal ear fluff, blunt bangs, sidelocks, white border, outside border