Read manga: A Skeleton Who Was The Brave

manga
Summary:

Alvis, the hero, lost his life in a battle with the Demon King. However, he lived on... as a skeleton!?Ending his career as the hero who defeated the Demon King, he spent 3 years sleeping, playing and enjoying every day. However, in order to find his long time friend, Izana, he once again enrolls as an adventurer, and changes his name from Alvis to Al the Skeleton. Due to his appearance being that of a skeleton, trouble is not out of the question for his near future!Protecting travelling merchants, mapping unexplored dungeons and so on; whilst undertaking numerous requests, Al the Skeleton wields his sword another day in order to save lives.alt. Raw