Tadano is assigned by the chairman Kurokawa to protect and check the personal affairs of a young idol, Sylvia , who is the main character at the "Flower Earth Festival 2008" organized by Denodo. Sylvia has been threatened by someone to resign from the main character role. Tadano starts investigating while supporting Yamanishi, the event organizer. However, Tadano is struck down by a mysterious giant of a man. Yamanishi, who has obtained important information, is murdered, and Sylvia is kidnapped. Tadano realizes that Anzai, Yamanishi's right-hand man who has been eyeing the chairmanship, is the mastermind behind this. Tadano rescues Sylvia and brings her to the event venue.

Kaibutsukun is the young prince of Kaibutsu land who decides to go to Earth to prove to his people that he is worthy of becoming king. Kaibutsukun is accompanied by his friends Dracula, Wolfman, and Franken. The Prince decides to go to Japan to visit his friends Utako and Hiroshi. The Prince, Dracula, Wolfman and Franken are in for a surprise.

Yarennoka! was a MMA event that took place on December 31, 2007 at the Saitama Super Arena in Tokyo, Japan. The event was promoted by the Yarrenoka! Executive Committee, composed of former Pride Fighting Championships executives, and held in association with FEG, DEEP, and M-1 Global. It was headlined by a fight between Fedor Emelianenko and Hong-Man Choi. The undercard showcased many top lightweight fighters and was also marked by a marquee matchup of the Pride 2006 Welterweight Grand Prix Champion Kazuo Misaki and the Hero's 2006 Light Heavyweight Grand Prix Champion Yoshihiro Akiyama.The event was a farewell show to Pride fans after their acquisition by the Ultimate Fighting Championship in early 2007. It is also credited for inspiring the former Pride executives and the FEG to create the new fight series, Dream.

K-1 World Grand Prix 2006 in Tokyo Final was a kickboxing promoted by the K-1. The tournament qualifiers had all qualified via elimination fights at the K-1 World Grand Prix 2006 in Osaka Opening Round. Losing fighters Musashi and Ray Sefo were invited as reserve fighters while Badr Hari and Paul Slowinski would face one another in a 'Super Fight'. Peter Aerts and Melvin Manhoef were also invited to the event as reservists. As well as tournament bouts there were also a number of 'Opening Fights' primarily involving local fighters, fought under K-1 Rules. In total there were eighteen fighters at the event, representing ten countries.

K-1 World Grand Prix 2005 in Tokyo Final was a kickboxing event promoted by the K-1. The event was held at the Tokyo Dome in Tokyo, Japan on Saturday, November 19, 2005 in front of 58,213 spectators. It was the thirteenth K-1 World Grand Prix final, involving twelve of the world's best K-1 fighters (four being reservists), with all bouts fought under K-1 Rules (100 kg/156-220 lbs). The tournament qualifiers had almost all qualified via the K-1 World Grand Prix 2005 in Osaka - Final Elimination with the exception of Remy Bonjasky who was the reigning champion. As well as tournament matches there was also an 'Opening Fight' fought under K-1 Rules between Patrick Barry and Alexander Pitchkounov. In total there were fourteen fighters at the event, representing eleven countries