Patalliro Saiyuki!

Genjo Sanzo is a Buddhist monk tasked by the Emperor with retrieving sacred scriptures. During his travels, an Earth Deity informs him that Buddha has assigned him a disciple-Son Goku, the troublemaking Monkey Deity, who was imprisoned in a mountain for five centuries after causing chaos in Heaven. Joined by the carefree womanizer Cho Hakkai, the former heavenly general Sha Gojyo, and their dragon-horse companion Ryuba, the group embarks on a journey filled with unexpected adventures.