Demon Slayer: Mugen Train pointed out the Main Weakness of Tanjiro's Black Sword

Demon Slayer: Mugen Train pointed out the Main Weakness of Tanjiro's Black Sword

 Demon Slayer: Mugen Train pointed out the Main Weakness of Tanjiro's Black Sword

Demon Slayer: Mugen Train pointed out the Main Weakness of Tanjiro's Black Sword

Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train elaborated the main weakness of Tanjiro Kamado's black sword that is  Tanjiro Kamado first started his journey with the Demon Slaying Corps where he achieved specially crafted blade. when he grabbed onto it, it became a fully black sword which  seemed to carry a strange power with it which implied that Tanjiro's black sword become to his fighting the demons but the new movie into the main weakness of this unique blade color.

 While Picking up shortly after  the first season, Tanjiro has boarded in a mysterious train together with his sister Nezuko and Zenitsu Agatsuma and Inosuke Hashibira where the main difference for this mission from those in first season is however that they are boarding the train to support the Flame Hashira Kyojuro Rengoku in his mission where here that Tanjiro learns some  about his Breathing techniques and sword.

Meeting the Flame Hashira for the first time, Tanjiro decides to use this chance to ask Rengoku about whether or not he knows about how Tanjiro's father adapted the Hinokami Kagura dance into a Flame Breathing technique. While Rengoku does not know, he does unveils the main weakness of Tanjiro's black Nichirin Blade.

Rengoku mentions that those with a black blade don't  have a chance of becoming a Hashira one of the strongest fighters who have mastered their respective Breathing because they usually can't decide on an element to master where Tanjiro's case as well because while he has learned Water Breathing techniques.

 

Rengoku  has this weakness where Noting much each generation of Hashira has a swordsman who can both Water and Flame Breathing techniques that does open the door for Tanjiro to eventually grow into this position. Rengoku even gives Tanjiro a clue to this new elemental mastery in the film as well.