After completing Mitsuri's training, Tanjiro heads to train with Iguro. When he arrives at the training site, Iguro is waiting for him, visibly angry. Will he be able to complete this horrifying training where he'll have to fix his sword skills?
To refine your swordsmanship skills.
.الهدف هو صقل مهاراتك في المسايفة
So verbesserst du deinen
Umgang mit der Waffe.
Corrección de la forma de los espadazos.
Corregiré tu postura.
Je vais corriger ta posture.
Correggeremo così 
il tuo metodo con la spada.
Para refinar suas habilidades com a espada.
Так исправляются ошибки в фехтовании.