, also known as simply Otokojuku, is a Japanese manga series written and illustrated by Akira Miyashita. It was originally serialized in Shueisha's Weekly Shōnen Jump from 1985 to 1991. It is staged in an all-boys school that teaches how to be true men. The students are trained to "revive the Spirit of Japan" and mainly engage in events where they will polish their manhood and push through with their guts. Plot The genius principal of the private school, Heihachi Edajima, was a war hero during World War II. He trained his students to play an active role in politics, economics and industries in Japan and all over the world, though the way of training is highly anachronistic. The martial arts depicted in this series are also highly choreographed using various forms of martial arts. Story Early Gag Manga Arc The strongest of the Otokojuku first years, Momotaro Tsurugi, while enduring and overcoming the strict training of the malicious instructors and the second years, resolves the problems of the other first years with wisdom, kindness, and a manly spirit. Kyoura Daiyon Kyousatsu Arc The budget of Otokojuku falls into the red, so Edajima devises to throw the festival in order to collect profits. However just as the festival reaches a climax, Omito Date and his Kanto Gogakuren attack. When they are unable to settle the dispute through Otokojuku's specialty matches, Edajima suggests the . Date and the Gogakuren agree and the battles take place on the sacred Mt. Fuji. Dai Ishin Pa-Lien Seiha Arc After the conclusion of the Kyoura Daiyon Kyousatsu, Momo descends the mountain to find his friends still alive. Their joyous moment is interrupted when they are called out by the third years. They then head to Tendo Shrine to face the third years in the . Tenchou Gorin Dai Bukai Arc After the Pa-Lien Seiha is ended, Momo and the gang are called to the headmaster's room. There they are shown a war film about how the US Army discovered a skillfully disguised Japanese Army secret base and destroyed it. When some of the students doubt this, Edajima tells them of a man who held a position in the US Army. That man's name was Takemitsu Isa, now known as Hyoei Todo. The students now wish to attack this inhuman Todo, so they participate in which he sponsors. Battle of the Seven Tusks Arc One month