hayashi tsugumi, koakuma, patchouli knowledge, embodiment of scarlet devil, touhou, 2girls, black dress, book, bookshelf, crescent, demon girl, dress, female focus, frills, hat, head wings, holding, holding book, library, long hair, long sleeves, looking at viewer, mob cap, multiple girls, open book, pink dress, purple eyes, purple hair, red eyes, red hair, standing, tareme, very long hair, voile, wings