maou, sengoku aky, patchouli knowledge, inaba of the moon and inaba of the earth, touhou, touhou bougetsushou, 1girl, alternate hairstyle, arm support, barefoot, bikini, bookshelf, chandelier, crescent, crescent hair ornament, crossed legs, feet, female focus, hair ornament, high ponytail, ladder, long hair, micro bikini, oekaki, ponytail, side-tie bikini bottom, sitting, solo, submerged, swimsuit, very long hair, water