kisaragi koushi, patchouli knowledge, touhou, commentary request, highres, 2girls, arm under breasts, blue bow, blush, book, bow, breasts, capelet, closed mouth, crescent, crescent hat ornament, dress, dual persona, frilled dress, frilled sleeves, frills, grimoire, hair bow, hat, hat ornament, height difference, holding, holding book, large breasts, long hair, long sleeves, looking at viewer, mob cap, multiple girls, multiple hair bows, neck ribbon, pink capelet, pink dress, pink hat, purple eyes, purple hair, red bow, red ribbon, ribbon, sleeveless, sleeveless dress, small breasts, striped clothes, striped dress, vertical-striped clothes, vertical-striped dress, very long hair, yellow background