Sunny is a Japanese slice of life manga series written and illustrated by Taiyō Matsumoto.

Sunny is the story about the foster children of the Star Kids home, a combination group home/orphanage facility.

[14][15] Sunny was one of the Jury Recommended Works at the 15th and 16th Japan Media Arts Festival in 2011 and 2012,[24][25] and received an Excellence Award at the 20th edition in 2017.

[30][31] The first volume of Sunny was chosen as one of the Great Graphic Novels 2014 in the fiction section by the Young Adult Library Services Association.

[35] Greg McElhatton of Comic Book Resources praised the art and claimed it was "the most accessible Matsumoto manga to date" in his review of the first volume.

[36] Publishers Weekly wrote that the author "deftly weaves a sense of longing and sadness into even the most chaotic scenes, and readers are drawn into the lives of children struggling to be themselves in a world that doesn’t want them.