Kamanari is a rite of the Kibitsu shrine in which a kettle is boiled and fortune is read from its sound: if the kettle bellows like an ox, the omen is good; if it is silent, ill. Ugetsu Monogatari’s “The Kettle of Kibitsu” (Kibitsu no Kama) turns this divination into the axis of its tale.
At the reading before a marriage, the kettle would not sound. The ill omen was ignored, and the forsaken wife Isora died carrying her grief, returning as a vengeful ghost to destroy the husband who betrayed her. That the omen had already sounded yet went unread — that the record manifested in advance while observation missed it — falls exactly on the heart of our world, which turns on observational ambiguity and the record as manifestation.