The following is a list of fictional characters who appear in Akira Miyashita's manga series Sakigake!! Otokojuku.

Otokojuku is a private boys' school in Tokyo, established over 300 years ago. The headmaster Heihachi Edajima gathers delinquents from all over Japan and trains them to become the leaders of the next generation. At this school, Japanese chivalry is taught through feudal and military fundamentals.

Amongst the students, the first years are viewed as slaves, the second years as oni, and the third years as Enma. The third years take instruction from the headmaster alone, as the rest of the instructors are not at the same level as them and can not outpower them enough to punish them. The third years run things from the , and will tour all over Japan in order to settle disputes.

Otokojuku Specialties Anyone who fails to do anything in Otokojuku must undergo a . The outside world is told that these are average school events and special lessons, but in actuality they are various torture methods and duels. A few specialties are known of outside the school, as evident when Hidemaro knew of the Oil Bath before enrolling.

Main Specialties

Kyoura Daiyon Kyousatsu (驚邏大四凶殺, The Four Great Astonishing Assaults)

Otokojuku's greatest specialty, used to settle disputes between two teams of four. The entrance is the 1,000-year-old , which leads to the skeleton and corpse littered . At the end of it are two giant iron balls called the , which must be rolled up to the summit of Fujiyama. At the check-points, each team chooses one representative to take part in a fight. Whichever side wins in the end is awarded the as champion.

Edajima is the only survivor in its 300-year history, having achieved a magnificent victory 50 years ago in 1950 (Shōwa 25). Inside Otokojuku is a memorial stone monument in honor of those who lost their lives.

A fight at one of Japan's three great sulfur springs, the . The footing is only countless protruding rocks scattered across the place, and those that fall end up in a thousand degree temperature manganese acidic sulfur spring. Site of J vs. Raiden.

A fight on Fuji's fifth side, the . Both men dangle from a rope with no footing, but the rope itself is made of steel, so there is no chance of it breaking. Site of Togashi vs. Hien.

A fight in the ice ring inside the cave which in on the land bridge. With icicles sharper than knives waiting below, the temperature from the flames lit on the ceiling causes the ring to gradually melt, eventually resulting in the fighters falling to the icicles. Site of Toramaru vs. Gekkou.

A fight in the which lies on a large crater on the summit of Fuji. The spider-web shaped Tenjoutou is made of the which is ignited in flames from all sides during the fight, the two fighters compete as the flames draw nearer and the footing becomes unstable. Before the battleground falls the crater bottom becomes the , filled with a large amount of poisonous hydrogen chloride gas. Site of Momo vs. Date.

Dai Ishin Pa-Lien Seiha (大威震八連制覇, The Great Pa-Lien (Unified Eight) Quaking Conquest)

Though not specified as an Otokojuku Specialty, it is a martial arts tournament held once every three years connected to Otokojuku. It is and 8 on 8 team battle connected to the Pa-Lien Tenryuu legend of Sichuan and is held at the on the Yatsugatake Mountains in Shinshu, Nagano. It is Otokojuku's greatest fighting event, and whoever controls the Dai Ishin Pa-Lien Seiha also controls Otokojuku. The previous champion team chooses their opponent team, and Jaki has used this tournament to maintain his authority over the past 10 years.

Furthermore, the 8 on 8 tournament is carried out in four 2 on 2 tag matches, and each two-man team is decided in the Takushouseki ceremony. But, participants are capable of switching their members around if the opposing team agrees to it.

Students Source:

1st Year Students

Momotaro Tsurugi (剣 桃太郎, Tsurugi Momotarō)

.

Also known as Momo. The main character and the strongest of the 1st Years, later the Otokojuku Representative. He is fluent in multiple languages and is a master of various secret techniques, always wears a white hachimaki, carries around a katana, has a laid-back attitude and sense of humor and often dozes off during class. Very little is known about his past or how he got so strong. In the past, he trained at a temple to learn the Shoukyuu Soudan, and his son Shishimaru in Akatsuki!! Otokojuku underwent the same training. After graduating from Otokojuku, he enrolled in University of Tokyo, and after that he studied abroad at Harvard University. In Akatsuki!! Otokojuku he's retired from the position of Prime Minister of Japan.

Momo crushes an opponent's fist by striking it with his own fist during their punch.

Momo's sword techniques which excel at both offense and defense.

An iai strike performed while blinded.

Used in the fight against Shu Kougen. Momo covers his eyes with his hachimaki, draws a circle in the snow with his own blood, and strikes anyone he senses entering it.

When an opponent with a katana strikes continuously, Momo strikes at all of their limbs and steals their fighting spirit.

Momo thrusts his katana into the ground and move onto it at high speed. This technique requires tough tendons, remarkable balance, and excellent taijutsu.

Momo grabs his katana between his toes and jumps high into the air, and performs a dropping attack be spinning fiercely.

Momo performs a handstand on his katana and spins around, creating a sudden gust of wind.

Momo concentrates his ki into his sword blade and sends out a shockwave in the shape of a tiger. Because the overwhelming destructive power exhausts so much ki, it can only be used for a short period of time.

Battle tactics that rely on ki. When Momo exhausts a large amount of physical strength, his ki runs out as well and he sweats profusely.

Momo injects his hachimaki with his ki and can use it as a blade for an instant.

A defense technique where Momo focuses all of his ki into his chest. For an instant his chest becomes like an iron plate, and not even Jaki's Shinkuu Senpuu Shou can hurt him.

A secret attack where Momo can freely manipulate his opponent's entire body. Momo was one of three successors to the technique, but because the technique is rather cruel and meant for trifling with opponent's lives he usually keeps it sealed away. See Sou Reigen for more information.

Genji Togashi (富樫 源次, Togashi Genji)

, Hideo Ishikawa (PS3 game).

The leader of the Otokojuku Shock Corps and a close friend of Momo since the beginning of class. He is a brawler and uses a dosu knife. He always wears a tattered school hat, which is a memento from his late older brother Genkichi () who was killed years ago in the same battleground where Togashi fights Senkuu. He has a scar underneath his right eye from a fight 3 years before enrolling in Otokojuku. He does not have any formal martial arts training, but he shows an incredible fighting spirit. Although he has great fights against Hien and Senkuu, he later becomes a comical character and mostly serves as a commentator with Toramaru. He is well known for risking his life and seeming to die, only to return alive and well later. In Akatsuki!! Otokojuku he has become Edajima's secretary. Additionally, his father, Genzo Togashi, appears in Peerless: The Legend of Edajima Heihachi as an ace pilot for the Imperial Japanese Navy.

Combo Techniques Used when teamed up with Toramaru.

Ryuji Toramaru (虎丸 龍次, Toramaru Ryūji)

.

A comical guy with herculean strength and a big appetite. He claims to practice Mouko-ryuu Kenpo, but in actuality it is just his own style of Kenpo. Because he farted in the face of an instructor the day he enrolled, he was accuses of treason and forced to hold up a 200 kg suspended ceiling for half a year. Although initially depicted as strong enough to knock out Momo and break off a piece of the ice ring with a single punch, he later mostly serves as a commentator with Togashi. Though he accepts this position and even calls himself the "Eternal Commentator of Otokojuku", whenever he does fight again he fights bravely. His specialty is sumo and he was a yokozuna back in his hometown. He will often fight wearing only his fundoshi. His father Ryuta appears in Peerless: The Legend of Edajima Heihachi in a maximum-security army prison, holding a suspended ceiling, the same way his son was introduced.

Toramaru's own style of kenpo.

Toramaru strikes the back of his opponent's head with a handblade. This technique was good enough to knock out Momo.

Toramaru jumps up and performs a two step kick. It is never made clear how he lands afterwards.

The secret of Moukou-ryuu. A powerful fart that with a wind speed that can launch Toramaru 100 meters.

Toramaru ignites his Dai Houhi with a lighter.

Toramaru's kusarigama attached to an iron ball. It swings powerfully well, but is eventually smashed to pieces by Amon and Unmon. After that he only uses the sickle part.

J .

An American and former student of the U.S. Annapolis Naval Academy. A boxer who uses spiked knuckles made of magnum steel and has a Mach Punch. Originally depicted as one of many students who came to Japan to study abroad, after his fight with Momo he enrolls in Otokojuku. His full name is and is the son of the well known boxer King Battler. He has several times faced an opponent who was confident in their victory against him, only to be defeated in a come from behind victory by a new blow. His English catchphrase is You are not my match. In Akatsuki!! Otokojuku he is the commander in chief of the navy. Additionally, King Battler appears in Peerless: The Legend of Edajima Heihachi.

Hidemaro Gokukouji (極小路 秀麻呂, Gokukōji Hidemaro)

, Hiroko Emori (PS3 game).

A bratty yakuza successor who is enrolled in Otokojuku after his group crumbles due to his profligate ways. He is frequently teased for his short build, but obtains a form of personal growth by hoisting Otokojuku's massive school flag. In the anime, he disliked pro wrestling before entering Otokojuku. In the manga he refers to himself in the first person as , but in the anime he says .

The live action film focuses a lot on his experience after enrolling in Otokojuku, making him a sort of second main character after Momo.

Taio Matsuo (松尾 鯛雄, Matsuo Taio)

, Bin Shimada (PS3 game).

The comic relief character along with Hidemaro and Tazawa, he is also the lead yeller and bell ringer in the school's ōendan. He has an odd hairstyle, similar to the title character in Sazae-san. His bad premonitions often come true. His father, Koisachi Matsuo, appears in Peerless: The Legend of Edajima Heihachi as a similar comic relief role.

Shinichiro Tazawa (田沢 慎一郎, Tazawa Shinichirō)

.

The self-proclaimed "Intelligence of Otokojuku". He is also called the "Brains of Otokojuku", but he often messes up simple things like multiplication tables, making his knowledge questionable. However, he does have rare moments where a glimpse of true intelligence can be seen from him. In the Dai Ishin Paren Seiha Arc, it was his idea to form the "10,000 Man Bridge" human bridge. He was renamed in the anime. His father, Tazawa Shintaro, appears in Peerless: The Legend of Edajima Heihachi, and much like in the original series he serves as part of the comic relief duo with Matsuo.

Kiyomi Tsubakiyama (椿山 清美, Tsubakiyama Kiyomi)

.