This story teakes place in the Edo era where Yasuri Shichika is the seventh head of the Kyotou school of Japanese sword martial arts living in Fushou Island with his sister Nanami. With the order from a female samurai general Togame, he sets out for a trip to collect the twelve treasured swords created by a legendary swordsmith Shikizaki Kiki.

Katanagatari (TV) Limited Edition: Complete Box Set (DVD) Episode Titles:

• 1. Plane, the Absolute
  
• 2. Blunt, the Decapitator
  
• 3. Blade, the Thousand
  
• 4. Needle, the Fine
  
• 5. Aegis, the Resentment
  
• 6. Hammer, the Dual-Edge
  
• 7. Destitute, the Vile
  
• 8. Sai, the Minute
  
• 9. Saw, the Imperator
  
• 10. Scales, the Sincere
  
• 11. Gilt, the Venomous
  
• 12. Gun, the Firearm