Katsura Hoshino (星野 桂, Hoshino Katsura, born April 21, 1980) is a Japanese manga writer and artist from Shiga Prefecture. She made her debut in July 2003 with the publication of her first manga series Continue and is known for her work, D.Gray-man, which began serialization in Shueisha's Weekly Shōnen Jump in May 2004. She most recently designed characters for the 2013 Sunrise anime, Valvrave the Liberator, making it her first original work on an anime.
The D.Gray-man manga series has been adapted into various forms, including an anime series and two novel adaptations. Three volumes placed in the top fifty of Japan's bestselling manga of 2008 and the series is one of Weekly Shōnen Jump's bestselling manga series. It has gained attention in North America; both the manga and anime adaptions are licensed for English language releases. The manga series has been well received in France; it was awarded the prize for Best Manga Series 2006 at the Anime and Manga 2007 French Grand Prix organized by Animeland. It also won Webotaku's prize for Manga of the Year 2006.