E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Jamambuxes [Soldiers of the round valleys].
Certain fanatics of Japan, who roam about and pretend to hold converse with the Devil. They scourge themselves severely, and sometimes refrain from sleeping for several days, in order to obtain the odour of sanctity. They are employed by the people for the discovery of articles stolen or lost.