Castes and Tribes of Southern India/Jōtinagara
Jōtinagara. — Jōtinagara (people of the city of light) and Jōtipana are high sounding synonyms of the Canarese oil-pressing Gānigas, who express illuminant oils from seeds. In like manner, the Tamil oil-pressing Vāniyans are known as Jōtinagarattār and Tiru-vilakku Nagarattār (dwellers in the city of holy lamps).