“Homeless eel” metaphor

Mameha’s “homeless eel” metaphor is an oblique lesson in male anatomy, female sexuality, and mizuage. By asking Sayuri to imagine a wandering eel seeking a cave, Mameha makes an intimate subject easier for her young apprentice to grasp; the image also exposes how the custom is explained through male desire and the territorial language of possession.

The Metaphor’s Terms

Mameha introduces the image while explaining that different men are drawn to Sayuri for different reasons: Uchida regards her with an artist’s eye, while the Doctor and Nobu are interested in something else. She asks whether Sayuri knows what is meant by a “homeless eel.” Sayuri does not, so Mameha begins with the bodily distinction at the heart of her explanation: men have an “eel,” women do not. She does not name the anatomy directly, instead inviting Sayuri to recognize what she means.

Mameha emphasizes that the eel is not literal. Pretending it is one, she says, makes the subject easier to understand. The eel spends its life searching for a home; a woman’s body contains caves in which eels can live. The metaphor thus converts sexual anatomy into a simple relation between a searching male creature and a female place of shelter. Its imagined geography lets Mameha teach through analogy rather than explicit clinical description.

From Cave to Mizuage

The cave image also incorporates menstruation. Mameha calls the monthly bleeding the time when “clouds pass over the moon,” a phrase Sayuri already understands from her own experience. Sayuri recalls that her first period frightened her until Auntie explained that bleeding was part of being a woman. The allusion links Mameha’s lesson to an earlier moment of bodily confusion, while showing that Sayuri has already acquired some knowledge through experience and care from another woman.

Mameha then gives the eel a territorial nature. When it finds a cave it likes, it wriggles inside to test it and, once satisfied, marks it as its territory by spitting. That sequence translates sexual exploration into an animal image of entry, evaluation, and claim. Sayuri recognizes the subject but finds the metaphor harder to sort out than a direct explanation might have been. The narrative also notes that Mameha had learned the same explanation from her own older sister, making the image part of a transmitted, sister-to-sister account of sexual knowledge.

Mameha identifies the first time a woman’s cave is explored by a man’s eel as mizuage. In her account, a woman’s cave is especially valuable to a man if no other eel has entered it. The metaphor therefore presents sexual inexperience as a source of male interest, and mizuage as the event that marks a transition in a woman’s sexual history. Its coyness softens the vocabulary, but does not conceal the underlying asymmetry: men search and choose, while a woman’s body becomes the cave whose prior use determines its appeal.

Language, Custom, and Desire

The explanation does not settle the word’s meaning. Mameha’s bodily metaphor gives Sayuri one way to understand the custom, but Sayuri observes that mizu means “water” and age means “raise up” or “place on.” The sound of the term consequently suggests raising or placing something on water, an association that does not straightforwardly match the eel-and-cave account. Sayuri reports that three geisha in a room may offer different ideas about where the term comes from. The text thus distinguishes the metaphor used to explain the sexual act from competing interpretations of the word itself.

The image’s humor and indirection are inseparable from its subject. Mameha describes men who spend much of their lives searching for different caves, then tells Sayuri that the Doctor is precisely the sort of man who likes a girl like her because Mameha once fit that preference herself. The metaphor moves from a generalized account of male appetite to the practical danger and opportunity attached to Sayuri’s own position. Mameha is not merely defining a term: she is preparing Sayuri to understand why the Doctor visits Gion and why men may take an interest in her.

As a piece of instruction, the “homeless eel” is memorable because it makes an unfamiliar sexual custom legible without making its power relations neutral. The cave offers a vivid, almost comic substitute for explicit language, yet the metaphor’s central action remains the man’s search and territorial claim. Its transmission from Mameha’s older sister to Mameha, and from Mameha to Sayuri, gives women a shared idiom for knowledge that is otherwise presented through men’s interests. The image both shelters the explanation in euphemism and reveals the terms on which that explanation understands female sexuality.