Webyoriichi type zero (緑 (より) 壱 (いち) 零 (ぜろ) 式 (しき) yoriichi zeroshiki?) is a mechanical battle doll constructed by kotetsu 's ancestors during the sengoku period.
Webthe mysterious hinokami kagura is a technique passed down throughout generations, and the secrets of the power of sun breathing linger in tanjiro's lineage.
Webafter a string of mysterious disappearances begin to plague a train, the demon slayer corps' multiple attempts to remedy the problem prove fruitless.