Kyokushin vs K-1 2004 All Out Battle

Kyokushin vs K-1 2004 All Out Battle was a martial arts event promoted by the K-1 organization. The event was held at the Nippon Budokan in Tokyo, Japan on Sunday, May 30, 2004. event featuring seven 'Super Fights' between some of the world's top Kyokushin karate fighters and K-1 fighters.

7 fights: 4 fights under K1 rules and 3 fights under Kyokushin rules.

First fight (K-1 rules): Glaube feitosa vs Alistair Overeem

Second fight (K-1 rules): Akaishi Makoto vs. Maverick

Third fight (K-1 rules): Alexander Pitchkunov vs Seth Petruzelli

Fourth fight (Kyokushin rules): Tanaka Kentaro vs Hansel Nightmann

Fifth fight (Kyokushin rules): Lechi Kurbanov vs Big Fam

Sixth fight (Kyokushin rules): Ewerton Teixeira vs Peter Maestrovich

Final fight (K-1 rules): Francisco Filho vs Remy Bonjasky