Crest of the Royal Family(王家の紋章Ōke no Monshō, lit. Crest of the Royal Family), is a shōjo manga by Hosokawa Chieko. It has run in the monthly magazine Princess since 1976. In 1991, it received the 36th Shogakukan Manga Award for shōjo. As of 2006, the collected volumes had sold 36 million copies in Japan, making it the third best-selling shōjo manga ever.