In both the anime and the manga, Full Moon wo Sagashite opens difficult topics of what it means to live, to sing, and how hope and human relationships tie through all this through the story of Mitsuki. Although a bright and colourful and at times brimming with cuteness, this anime/manga brings up difficult topics. How does music and hope tie in with life and death in this story and why does it make it so appealing to audiences?