Shirahama Kenichi is an average student who has earned the nickname "Weak Legs" from always getting bullied. One day he meets a cute girl named Furinji Miu who helps him build the courage to begin training at a mysterious dojo where she lives. Here Kenichi faces intense training from masters of many different martial arts styles as he attempts to become stronger.

Alternative title:

• History's Strongest Disciple Kenichi
• Kenichi
• Shijō Saikyō no Deshi Kenichi (Japanese)
• The Mightiest Disciple Kenichi

• 1. The Place Where Heroes Gather
• 2. The First Step! The Start of the Battle   
• 3. Strength and Courage! For Protecting Justice
• 4. Fighting Hell! To Fight Or Not To Fight
• 5. A Date? Must Move Forward!
• 6. A Day At Ryouzanpaku! The Dream On The Roof!
• 7. Battle! The Gang Fights Back!
• 8.Amazing Muscles! The Sensei`s Secret
• 9.Apapapa! Apachai's Training
• 10. Run Kenichi! A Boxer's Weakness
• 11. The Fist of Bestrayal! Takeda's Sad Past
• 12. A New Enemy! Tsuji Shinnosuke!
• 13. Killer Fighting Techniques! Rules of a Battle!
• 14. Training of life and death! And we're also going to mixed bath
• 15. Honoka Sneaks In! Ryouzanpaku`s Guest
• 16. Ryouzanpaku`s Biggest Crisis!!?
• 17. Protect the Sign! Attack on the Dojo!
• 18. Amusement??? To the Secret Furinji Island!
• 19. Ragnarok`s Strongest! The Arrival of the Eight Fists!
• 20. Takeda in Danger! The Rules of Revenge!
• 21. Unforgiveable!! Kenichi's fist of fury!
• 22. Meet the Youth! New White Combination formation!
• 23. Attack! The Neighboring Ryouzanpaku!
• 24. The Stolen Heart! Miu's Juliet!
• 25. Protect to the Death Kenichi! Miu's Lips
• 26. The Mask Removed! Hermit's Real Identity
• 27. Hard vs. Soft! The Siblings Quarrel After the Long Separation
• 28. The Assault Commander Joins In! Restaurant Scuffle
• 29. "What Fear, Seig! Prelude for destruction"
• 30. The Results of Training! The Effects of Moving Forward in Small Steps!
• 31. Honoka, I’ll save you
• 32. Honoka’s in Crisis! Loki’s Scheme!  
• 33. Take Him Down, Kenichi! Let Your Fists do the Talking!
• 34. Without being defeated! The word to which the person whom it loves leaves
• 35. There is no nuisance! Now at the time of conclusion 
• 36. Miu vs. Renka! The Triangle that Calls up a Storm
• 37. Dangerous temptation it is dense together!
• 38. Human bullet game of lovely kitten women!
• 39. Shigure's Personal Teachings
• 40. A) The Promised Land! Everything Starts from Here
        B) The Promised Land! Everything Starts from Hereerrorsource
• 41. Seikouken's Terror! The Dragon's Dance Descends!
• 42. Elder's Special Training Do Or Die Mountain Seclusion
• 43. Limiter! An Invitation to Shurado
• 44. Shinpaku Alliance Crumbles! The Mad Fist Draws Near
• 45. The Determinant Blow! Sakura, Dance!
• 46. Farewell!! Shinjima's Resolve
• 47. A Genius's Weakness! Effort can Surpass Talent!
• 48. "頂上対決！伝説の槍を持つ男"
• 49. The Strongest Transformation! Rhythmn Ryouzanpaku!
• 50. "Shijō Saikyō no Deshi Kenichi"