Creation
He was created by Osamu Tezuka
Origin
His birth father sacrificed him to demons in order to rule the lands before he was born. When he was born he was blind, deaf, mute, quadriplegic, and have holes where his eye nose ears are. His father later abandons him afterward. He was later adopted by a doctor who nursed and created limbs for him. When demon started harassing them they were seeking him. After finishing a suitable body for him he named him Hyakkimaru.