The Fandom Post is reporting that TMS Entertainment has made the Karate Master anime available on YouTube. The series is presented in its original Japanese language form with English subtitles and the first episode is now live. New episodes will be added on what should be a weekly schedule.
The story of the series is described as:
The story begins as Ken, the only survivor of his commando unit, is discharged from his military duties. Worn out by the perils of war, Ken has lost his drive and motivation to live amongst the state of confusion that exists in the postwar period. Desperate and in despair, Ken finds that he must capitalize on his great physical strength by becoming a bouncer for a band of thugs and hooligans. Ken’s life has been one which has been filled with violence and self-destruction until he comes across a book that changes his life forever…
Karate Master originally aired on Japanese television in 1973.
Source: The Fandom Post