Hotaru no Hikari is a Japanese josei manga series by Satoru Hiura. It has been adapted into 2 television drama series and a live action film that was released on 7 July 2012.

Following four college friends in New York City: aspiring actor Willem, successful architect Malcolm, struggling artist JB, and prodigious lawyer Jude. As ambition, addiction, and pride threaten to pull the group apart, they always find themselves bound by their love for Jude and the mysteries of his past. But when those secrets come to light, they finally learn that to know Jude St Francis is to understand the limitless potential of love in the face of life.