Akiyama (11-1) made his DREAM debut in July tapping out a game pro wrestler in Katsuyori Shibata with a gi choke. Akiyama was offered three opponents and chose Tonooka (1-1).
DREAM 6: Middleweight GP 2008 Final Round
September 23, 2008
Saitama Super Arena in Saitama, Japan
- Mirko "Cro Cop" Filipovic vs. Alistair Overeem
- Hayato "Mach" Sakurai vs. Kuniyoshi Hironaka
- Ikuhisa Minowa vs. Masakatsu Funaki
- Keita Nakamura vs. Adriano Martins
- Sergei Kharitonov vs. "Mighty Mo"
- Hideo Tokoro vs. Atsushi Yamamoto
- Yoshihiro Akiyama vs. Masanori Tonooka
- Ronaldo "Jacare" Souza vs. Zelg Galesic
- Melvin Manhoef vs. Gegard Mousasi
- Dong Sik Yoon vs. Andrews Nakahara (Reserve)