The Main Character
"Your Core Skill is the coordinate that is linked to your body fragments scattered in the minds of everyone." Compass Carburettor said, "And, since it is just a coordinate and not something tangible, it cannot be destroyed. And, as long as the Core Skill exists, Systems can revive easily."
"This is why you don't fear death, since you cannot experience it. And," He thought for a moment before saying, "If enough thoughts of something occurs in the minds of the people, it'll eventually turn into a concept, similar to the Yokai of the Japanese folklore. I assume the System World intervenes at this moment."