Flyweight / -52.0kg
Champion: -
- Rambaa Somdet "M16"
- Shinya Murofushi
- Shimpe- Tahara
- takehiro Harusaki
- ATCH Anarchy
Bantamweight / -56kg
Champion: BJ (Since Oct 14, 2006)
- Yuki Shojo
- Yasuhiro Urushitani
- Ryuichi Miki
- Junji Ikoma
- Mamoru
- Jucie Formiga
- Masatoshi Abe
- Yusei Shimokawa
- Yasuhiro Akagi
- Homare Kuboyama
Featherweight / -60kg
Champion: Masakatsu Ueda (Since March 28, 2008)
- Eduardo Dantas
- Marco Louro Galvao
- Daniel Lima
- Ketsu Okazaki
- So Tazawa
- Atsushi Yamamoto
- Hiromasa Ogikubo
- Kenji Osawa
- Tetsuhadairo (Tetsu Suzuki)
- Takeya Mizugaki
Lightweight / -65kg
Champion Takeshi Lion (Since November 29, 2008)
- Akitoshi Tamura
- Hatsu Hioki
- Hideki Kadowaki
- Antonio Carvalho
- Savant Young
- Renan Barao
- Bao Quach
- Hiroshi Nakamura
- Rumina Sato
- David Lejenas
Welterweight / -70kg
Champion: Takashi Nakakura (Since May 03, 2008)
- Yusuke Endo
- Willamy Chiquerim
- Ganjo Tentsuku
- Bendy Casimir
- Hamid Corassani
- Grzegorz Tredowski
- Jani Lax
- Brian Cobb
- Mizuto Hirota
- Eiji Mitsuoka
Middleweight / -76kg
Champion: Shinya Aoki (Since February 17, 2006)
- David Baron
- Xavier Lucas
- Wim Deputter
- Niek Tromp
- Igor "Chatubinha" Fernandes
- Zelim Felican
- Roemer Trumpert
- Hernani Perpetuo
- Tommy Depret
- Scott Henze
Light Heavyweight/-83.0kg
Champion: Siyar Bahadurzada (Since July 15, 2007)
- Leandro Silva
- Akihiro Murayama
- Shiko Yamashita
- Andre "Chatuba" Santos
- Sauli Heilimo
- Grazvidas Smailis
- Masashi Yozen
- Nathan Schouteren
- Petras Morkevicius
- Rolandas Agrba
