Akaname.
垢嘗(Akaname)
— Filth Licker
Akaname is the long-tongued filth-licker of Japanese yōkai lore, a small bathhouse goblin that appears only where neglect, scum, and stale grime have been left to accumulate.
§Appearance
Akaname (垢嘗, あかなめ) is usually imagined as a small crouching goblin built for one task, licking filth from the corners of neglected baths. Edo and later descriptions give it a childlike or impish body, greasy skin, thin limbs, and a tongue far longer than seems natural. The creature is often illustrated with the posture of a scavenger, all attention directed downward to the scum it has found.
Its body matters less than its environment. Akaname belongs to slime, dampness, mildew, and stale air. The yōkai's grotesque physical form is really a visible concentration of those conditions. In visual terms it makes household neglect suddenly animate, giving the dirt of the bath a creature that seems born from the very substance it consumes.
§Interactions
Akaname is usually not a hunter of people. Its real work is to appear where cleanliness has failed, slipping into bath areas and lavatories at night to lick away scum, grease, and rot. That makes it one of the most legible moral yōkai in the tradition. If a household keeps the bath clean, the creature has no reason to come. If the place is neglected, the yōkai is already implied by the dirt itself.
Some expanded Edo descriptions make the older akaneburi tradition darker, including stories of deceptive or more dangerous forms. Even so, the dominant image is not of a killer but of an unsettling scavenger. The akaname turns hygiene into folklore, making ordinary cleaning feel like a defense against physical filth and spiritual decline at once.