Tsukumogami-

Tsukumogami (god of mourning) appears in Japanese folk beliefs and monster legends.
It indicates a tool or vessel that has been used for many years and has been deified or transformed into a specter.

The concept of the god of mourning
It is based on the belief that spiritual power dwells in things that have been used for over 100 years.
It is strongly influenced by Japanese animism (belief that a soul dwells in everything) and Shinto.

features
The duality of gods and monsters:
It has an aspect as a god that is respected, and an aspect of being a specter that surprises and mischief people.
Respect for old things:
Appreciation and respect for things that have been used for many years underlie the concept of a god of mourning.
Cultural Impacts:
It is deeply rooted in Japanese literature, art, and folklore.