A series of novella works by Yudetamago, which tells the secret stories of the chojin who appear in "Kinnikuman". They are pieces that could not be drawn in manga, for various reasons. They are serialized on Shueisha 's mobile site: "Weekly Pre-Mobile". This is a subscription service that currently costs ¥300 a month. Each episode is split into multiple chapters, sometimes with each chapter into smaller parts. The length varies from piece to piece, but is typically around 10-20k words.
One special episode was published in the January 31, 2011 and June 6, 2011 issues of "Weekly Playboy".
Weekly Pre-Mobile Publication
- This explores the time from the first meeting of the Justice Idol Chojin, Skyman, and one of the world's three most Brutal Chojin, Curry Cook, to the formation of their tag-team.
- The past of the new Kinnikuman Soldier (Soldierman) and the revelation of the unknown battle of the New Soldier Team.
- The story of how The Ninja was led into the Devil Chojin world during his youth.
- The story behind the sad birth of Emperor Mixer and how he joined the Team Mariposa.
- The story of Black Shadow's creation.
- A unique insight into the strength of the talented Jesse Maivia.
- The story of the resurrection of the old-fashioned toy chojin Mindpuzzleman, who was defeated by Cubeman at the Chojin Olympics: The Big Fight.
- In order to make a mask for Mongolman, Dr Bombe goes to the mystical land of "Gandhara" with a Brutal Chojin: Gokuman.
- The dramatic story of a lifelong promise, and unbreakable bond, between childhood companions: Black Hole and Pentagon.
- Kinnikuman Mariposa's half-life and the real reason he named himself as a candidate for succession to the throne.
- A surprising relationship between Copper Bellman and Benkiman .
- The day before the Universal Tag Tournament, featuring the Stray Devil Chojin Combo .
- This episode explores the afterlife of chojin such as Brockenman and Wolfman, as seen from the eyes of the demons in the Chojin Graveyard.
- The truth about the Berlin robbery withdrawal case, which triggered the formation of the Chojin Blood Oath Brigade Army.
- The suffering and efforts of home appliance chojin left behind the times, such as Stereo-Cassette King and Mr. P.C.
- The background of the Devil Magician, where a beautiful boy turns into a Brutal Chojin.
- Confined since time immemorial in permafrost, a tale of how Mammothman remained alive in the snow.
- A short but enthusiastic drama of Terryman and his students, when he was stationed as an instructor at a chojin school in Texas (just before he began the Survivor Match for the Kinniku Throne) .
- The story of Geronimo's childhood days, when he still adored chojin, and how he came to be in the guardianship of Chief Cheyenne.
- "The Great Thief of Justice" Lupin receives an important job request from Harabote Muscle, Chairman of the Universal Chojin Committee.
- The transformation master Sneagator teaches the secrets of transformation to Stereo-Cassette King and Sunshine .
Weekly Playboy Publication
Legendary Kinniku Special!
- Published in the January 31, 2011 issue.
- The secret story of the birth of Kinniku Special and the secret of the seal. In addition, it is a mechanism that links with "Kinnikuman Nisei: Ultimate Chojin Tag Tournament ".
The Seven Devil Chojin: The Eve of the Invasion!
- Published in the June 6, 2011 issue.
- The Seven Devil Chojin, on the dawn of challenging Kinnikuman to a fight, are shown their fate by Mr. Khamen.
Chojin who were introduced in the original chojin application, but could not appear in the main story, and chojin who are original to this work have also appeared.
- Appeared in Episode 2. Kinnikuman Soldier (Soldierman) is a Dutch light bulb Chojin who tried to choose as the forerunner of the true Soldier team .
- Appeared in Episode 8. A Brutal Chojin who once participated in the Chojin Olympics as a representative of China. He accompanies Dr. Bombe on a trip with his old friends Gojoman and Hakkaiman.
- Appeared in Episode 8. Gandhara's gatekeeper. An incarnation superhuman of mah-jong tiles, a mah-jong tile warrior consisting of three sons, Haku, the eldest son, Hatsu, the second son, and Chun, the third son.
- Appeared in Episode 9. A triplet chojin who is the same clan as Black Hole. Their Special Move is "Suction Triple Black Hole" from the formation "Formation γ" in which three people are in series.
- Appeared in Episode 11. In the world of toilet bowl Chojin, he is the general manager of the Western style sect, which is the best of both worlds. His Special Move is "Emerald Barrett". Superhuman hardness is 7-8.
- Appeared in Episode 12. An Evil Chojin who taught Sunshine a cursed roller. His Special Move is "Desert Roller Mystery Body Fluid Dehydration Squeezing".
- Appeared in episode 14. A robber that Kinniku Ataru (Soldier) defeated in West Berlin . An asylum superhuman from East Berlin .
- Appeared in Episode 15. Emerging music player superhuman. He made a fool of saying that Stereo-Cassette King was out of date and was hit back.
- Appeared in Episode 16. Devil Magician's father. A magician of the superhuman world, a former Evil Chojin who was once called a Spanish nightmare.
Magnitude I Man
- Appeared in Episode 18. A rock chojin, who tried to secure the character of Terryman at the order of the Chojin Committee. He was called the "manager" by the superhuman committee.