Ryuya Kusakabe

Dynamite!! 2008 was the annual kickboxing and mixed martial arts event held on December 31, 2008, at the Saitama Super Arena in Saitama, Japan. It featured eleven DREAM mixed martial arts rules fights in a variety of weight classes, four K-1 rules fights, and the inaugural K-1 KOSHIEN Under 18 high school tournament.

Dynamite!! 2009 was a mixed martial arts and kickboxing events promoted by FEG, held in the Saitama Super Arena in Saitama, Japan on December 31, 2009. The event included bouts that encompass the DREAM, Sengoku Raiden Championship, K-1, and K-1 World MAX banners. The event had the conclusion of the U18 K-1 KOSHIEN 62 kg Class Tournament. The Final Four, as decided from eight participants at K-1 World MAX 2009 World Championship Tournament Final in October, faced off in a one-night tournament to decide the K-1 KOSHIEN 2009 Champion. Also, the conclusion of the DREAM Super Hulk tournament was held.