The manga was followed by a second part, serialized in the same magazine from 2008 to 2010.
In 2006, A Spirit of The Sun manga received the 51st Shogakukan Manga Award for the General category. As well as the Grand Prize of the 10th Japan Media Arts Festival.
Based on a Japanese manga series written and illustrated by Kaiji Kawaguchi. It was serialized in Shogakukan's Big Comic from 2002 to 2008.