Tanjiro encounters Mist Hashira Muichiro Tokito and Kotetsu, a boy from the village, arguing. Muichiro is demanding that a "certain key" be handed over to him from Kotetsu. Being unable to look on in silence, Tanjiro intervenes to speak on behalf of Kotetsu, however Muichiro refuses to listen. According to Kotetsu, the key is used to operate a battle-type Mechanical Doll, Yoriichi Type Zero, that mimics the movement of a certain real-life swordsman...
But that's not Sun Breathing
that he's using now, is it?
لكنّ الأسلوب الّذي يستعمله 
ليس تنفّس الشّمس، صحيح؟
Aber er benutzt sie gar nicht …
Die Sonnenatmung …
Pero la que usa
no es la Respiración Solar, ¿verdad?
Pero no usa la respiración del sol.
Mais lui n’utilise pas
le souffle du soleil.
पर अभी वह सन ब्रीदिंग का इस्तेमाल
नहीं कर रहा है, है न?
Mas ele não está usando a 
Respiração do Sol, não é?
Но это же не дыхание дня, ворона.