Tsukimichi-The moonlight fantasy

Tsukimichi-The moonlight fantasy summary: High school student Misumi Makoto is called to a fantasy world by the god Tsukuyomi in order to become a hero. However, powerful others in this world aren't as thrilled to have him there, and they kick him to the edge of the world just as Tsukuyomi declares that he must leave Makoto to find his own way. Now it's up to Makoto to find his own way! (Source: MangaHelpers)