The former book was rejected because of its anti-Buddhist sentiments, while Maze Murders, already translated into Japanese, ran into a different problem: the publisher insisted on putting a nude on the cover.
前者因為反佛教色彩太濃，不被接受，而後者雖然翻成了日文，出版商卻堅持要以裸女為封面，以符當時日本社會裸體崇拜之風。