As a child, she originally dreamed of becoming an astronaut. Hoshino was born on April 21, 1980, in Shiga Prefecture, Japan, as the younger of fraternal twin girls and the second of three children. Her character designs received many positive comments ranging from 'especially lovely' to 'the most visually striking element' of her art and it is said that both male and female readers will enjoy the designs. Hoshino has been highly praised for her art, which has been compared to the works of Joe Madureira, Kelley Jones, and Chris Bachalo by one reviewer and described as 'some of the best artwork in the business' by another. It also won Webotaku's prize for Manga of the Year 2006.

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 has gained attention in North America both the manga and anime adaptions are licensed for English language releases. 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. The D.Gray-man manga series has been adapted into various forms, including an anime series and three light novel adaptations. She most recently designed characters for the 2013 Sunrise anime, Valvrave the Liberator, making it her first original work on an anime.

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. Katsura Hoshino ( 星野桂, Hoshino Katsura, born April 21, 1980) is a Japanese manga artist from Shiga Prefecture.

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