joker (stjoker), patchouli knowledge, touhou, commentary, unfinished, 1girl, blue bow, book, bow, breasts, camisole, cleavage, crescent, crescent hat ornament, hair bow, hat, hat ornament, holding, holding book, long hair, looking at viewer, mob cap, open book, profile, purple eyes, purple hair, red bow, sidelocks, sideways glance, simple background, single off shoulder, solo, upper body, white background