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...
Come on, get up!
Get on your feet, please!
!هيّا انهض! قف على قدميك رجاءً
Aber als Ausbilder für Schwerttechniken
nicht mehr als ein Laie.
Pero no sabe mucho
sobre la enseñanza de kenjutsu.
pero es un novato enseñando esgrima.
mais il n’y connaît rien
en pédagogie.
-चलो, उठो! कृपया, उठो!
-एक सेकंड रुको! बस एक सेकंड!
ma non sa come insegnare 
le tecniche da spadaccino!
Anda, levanta. Fica de pé, por favor!
А теперь поднимайтесь!
Полежали — и хватит!