Himari meets a new classmate who everyone says is cursed. Surely that can't be true, right? So what's that dark mist shrouding him?
Simply put, they're families who employ 
ayakashi from generation and generation.
ببساطة، إنّهم عائلات تجنّد الأياكاشي
على مرّ الأجيال
Vererbte Besessenheit …
Resumiendo,
Resumiendo,
Pour faire simple,
c’est une expression
In parole povere,
Resumindo, os clãs tsukimonos são famílias 
que empregam ayakashis de geração em geração.
Если вкратце, так называют семьи, которые
поколениями используют аякаси.