Mizuki Tsujimura (辻村深月) lives in Tokyo and is a well-known author of bestselling mystery novels in Japan. Her groundbreaking novel Lonely Castle in the Mirror combines elements of Japanese fantasy with highly relevant themes of emotional wellbeing and friendship. It won the coveted Japan Booksellers' Award, voted by booksellers as the book they most like to sell, and became an instant no.1 bestseller in Japan, selling over half a million copies. Tsujimura has also won the Naoki prize for her work. Rights have sold across the world.