'''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, and the fictional illustrator who appear in them
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