Yoriichi Type Zero is destroyed at the end of Tanjiro's training, but a sword from over 300 years ago appears from inside. Kotetsu gives Tanjiro the sword, however it is badly rusted. At that moment, Haganezuka appears and takes the sword with him to perform a grueling whetting process handed down within his family line. Meanwhile the presence of demons are inching closer to the village...
Let's see. And now I go like this...
...لحظة، والآن عليّ فعل هذا
Ähm, und dann so?
Este, y después es así.
A ver… Entonces, va este lado.
Et après, ça doit être celle-là…
चलो देखें। और अब ऐसे…
Poi vediamo... questo va di qua...
Vejamos... Depois eu faço isso...
А потом, наверное, так?