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...
It gets younger! It gets stronger!
!إنّه يصير أكثر شبابًا! وأكثر قوّة
So verjüngt er sich
und wird noch stärker!
¡Rejuvenecen y se vuelven más fuertes!
¡Y serán más fuertes y jóvenes!
Ils rajeunissent et se renforcent.
वह जवान होता जाता है!
ज़्यादा शक्तिशाली होता जाता है!
Tornano più giovani!
Ele fica mais jovem e mais forte!
Они становятся сильней и моложе!