Grappler Baki: Saidai Tournament Hen (2001)

Blurb:
The brutal quest to be the best fighter in the world is a savage one and in a warrior’s life, victory and survival are often one and the same. Baki Hanma has bled for this dream, harnessing in his fists the passion for power that separates the real deal from the weak. But the battle is unending and there will be hell to pay.

Baki Hanma is a young man living in the shadow of his father, known to be the most famous fighter of the times and considered by most as the strongest being on the planet. Driven beyond endurance to better his elder no matter the cost, the pain, Baki forsakes his coach and his training, setting out on a quest. He goes to challenge the world’s most talented fighters and athletes in a variety of martial arts disciplines - karate, jiu-jitsu, boxing, kickboxing, wrestling, sumo, etc. Power, Speed, Technique.

Source: www.anisearch.com/anime/1652