Yu Yu Hakusho: Ghost Files (1992, Pierrot)

Deliquent 14 year old Yusuke Urameshi dies in a car accident one day while trying to save a little boy. To his surprise he learns he wasn't supposed to die yet and is offered a chance to return to the living. After showing the potential to become a Spirit Realm Detective, he is allowed to be ressurected on the condition he helps the...