形代
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Meanings
1
representation of a sacred object; substitute effigy
General term for a paper, cloth, or wood object that stands in for a sacred item or person in Shinto rituals.
At the shrine, there is a ceremony where paper effigies are floated down the river.
2
paper doll for purification; hitogata
Specifically a human-shaped paper doll used in Shinto purification rites to transfer impurities from a person to the doll, which is then discarded or floated away.
During the purification, you transfer your impurities to the paper doll and blow your breath on it.