Miyuki Miyabe (宮部みゆき Miyabe Miyuki) is a popular contemporary Japanese author active in a number of genres including science fiction, mystery fiction, historical fiction, social commentary, and juvenile fiction. Miyabe started writing novels at the age of 23. She has been a prolific writer, publishing dozens of novels and winning many major literary prizes, including the Yamamoto Shūgorō Prize in 1993 for Kasha and the Naoki Prize in 1998 for Riyū [The Reason] (理由). A Japanese film adaptation of Riyū, directed by Nobuhiko Obayashi, was released in 2004.