Eromanga

Eromanga or Erromanga may refer to:
 * Eromanga, Queensland, Australia
 * Eromanga Refinery, a small oil refinery in the town
 * Eromanga Basin, Australia
 * Eromanga Sea, a prehistoric epicontinental sea that once covered the Eromanga Basin
 * Erromanga or Erromango, formerly Martyr's Island, an island in Vanuatu
 * Erromanga language, the primary language of the island
 * Erromanga languages, a group of related languages
 * Erromanga (ship), several ships named after the island
 * Eromanga, from "Erotic" + "manga", one of the original Japanese terms for hentai manga
 * Eromanga Sensei, a Japanese light novel and anime series