While the coach Okita Date and congratulated the champion, Ippo wishes to thank for this game then goes on a stretcher to applause from the audience ... We then see Takeshi Sendo raging against Ippo! He thought that he would win and would give him a match demand, but he realizes that there are now two people above him. Vorg then appeared, both boxers are actually in the same situation, they want to take their revenge on Makunouchi!

While the title match approach Ippo trains again and again. As it enters its footing, a crowd gathered in front of the room, there are people coming to buy their tickets for this match promises to be memorable. Yagi advertisement for Ippo that all match tickets were sold in one day, amazing. The next day is the day of the weigh-in. Ippo enters the room, always a little anxious, he sees Sendo, the defending champion has not changed, still relaxed too.

Ippo comes to the sparring match against Ricardo Martinez as focused as if it were a real match, and he is determined to land at least one hit on the World champion. However, Martinez's lightning-fast lefts and instant reflexes are like nothing Ippo's ever seen. Will Ippo's Dempsey Roll work on the strongest man in the world?

When Miyata confronts Ippo about their promise, it is revealed that Miyata has risen far above Ippo's level due to his over-reliance on the Dempsey Roll. When Ippo's next challenger, Shimabukuro Iwao, declares that he will destroy the Dempsey Roll, Ippo decides to train his Dempsey Roll so that it has no weaknesses. The coach decides to help Ippo, even if it means fighting against modern boxing itself!

While Takamura approaches his physical limits as he cuts weight for his upcoming world title match, the American champion David Eagle arrives in Japan. Talented, dedicated, respectful, and honorable, he exudes the aura of a true champion.

Despite being stymied by Eagle, Takamura assures his corner he has a plan for victory. Just as he seems to be making progress, a shocking development changes the entire fight.

Blood sprays across the ring as Takamura and Eagle pound at each other's cuts. Takamura's good eye is quickly swelling shut, and the ringside doctor stands ready to call the match at any time.

And old photo and a little prodding from Ippo and Aoki prompts Coach Kamogawa and Nekota to take a trip down memory lane. Theirs is a tale of hope, frustration, and ultimately redemption in the early days of postwar Japan.

Prizefighting turns out to be no match for boxing as Sergeant Ralph Anderson easily manhandles Kamogawa and Nekota. The two fighters redouble their training even as they adjust to their new lives living with Yuki...and each other.

Kamogawa breathes a sigh of relief as he watches Nekota run circles around Anderson with his spectacular footwork... Until round four, when the soldier's frustration reaches a critical mass and things take a dark turn.

Kamogawa resorts to pounding a log with his bare fists as he trains to face Anderson and avenge Nekota. Anderson rediscovers his pride as a boxer and brings Miguel along as his cornerman. Everything comes down to this!

Ippo and Sendo's match concludes.

Ippo trains with Takamura and discovers the hardship of pro boxing.

Makunouchi takes the smash improved Sendo, and crashed into the ropes, but do not fall! Alas, his legs tremble, Sendo and the opportunity to boost its smash. Ippo then chooses the combat body to body pure to prevent Sendo launched its smash, blow midway. Both boxers are equal forces in this area, and no stroke reaches its target.

Start of Ippo vs Hayami fight, Hayami takes the advantage during the early rounds.

Ippo VS Mashiba continues.

The tactics of the coach against Vorg is based on a succession of sudden melee after which the least enduring two boxers will drop his guard for breath. The victory Ippo so upon his endurance. He will have to work hard breathing and cardiovascular system. In order to have a chance, the coach must impose an extremely strong pace to Ippo. Because of that, a few days before the game, Ippo begins to think that it will not recover in time from his training.

Takamura has noticed, Ippo has had enough it is burnt and courage in this game is like a time bomb because if Sendo quite put down Ippo, it will never recover. 5th round begins with a superb one to two of Ippo, but Sendo replica and sends ippo the ropes and starts sending high-powered shots in the custody of the challenger. Seeing his boxer so ready for victory, the coach still Sendo revisit it when it was just a thug brawler.

Volg has return to Japan to take back his boxing gloves from Ippo. He hopes to travel to America, but with no contacts there he must rely on Coach Kamogawa to introduce him to someone. The gang at the gym asks Volg to spar with Ippo to help him prepare for the Sawamura fight, but after such a long time away from the ring, can the Russian get in fighting shape in time?

Ippo loses his first sparring session, but shows enough potential to be accepted into the gym.

Ippo and Miyata are in the last round of the rematch

Ippo trains for a rematch.

Ippo and Miyata face off in a rematch.

Ippo takes the License Test and meets Mashiba.

Ippo defeats Jason via K.O. after a tough match.