michii yuuki, koakuma, patchouli knowledge, embodiment of scarlet devil, touhou, 2girls, aged down, bat wings, black dress, book, bow, demon girl, dress, female focus, frills, full body, hair bow, hat, head wings, height difference, holding, holding book, jitome, long hair, long sleeves, looking at viewer, mob cap, multiple girls, multiple hair bows, purple eyes, purple hair, red eyes, red hair, robe, standing, very long hair, wings