Koji Suzuki was born in 1957 in Hamamatsu, southwest of Tokyo. He attended Keio University where he majored in French. After graduating he held numerous odd jobs, including a stint as a cram school teacher. Also a self-described jock, he holds a first-class yachting license and crossed the U.S., from Key West to Los Angeles, on his motorcycle.The father of two daughters, Suzuki is a respected authority on childrearing and has written numerous works on the subject. He acquired his expertise when he was a struggling writer and househusband.

Suzuki also has translated a children's book into Japanese, The Little Sod Diaries by the crime novelist Simon Brett.In 1990, Suzuki's first full-length work, Paradise won the Japanese Fantasy Novel Award and launched his career as a fiction writer. Ring , written with a baby on his lap, catapulted him to fame, and the multi-million selling sequels Spiral and Loop cemented his reputation as a world-class talent. Often called the "Stephen King of Japan," Suzuki has played a crucial role in establishing mainstream credentials for horror novels in his country. He is based in Tokyo but loves to travel, often in the United States. Birthday is his sixth novel to appear in English.