Ikuchi-jima

 is one of the Geiyo Islands in the Seto Inland Sea, belonging to Hiroshima Prefecture in Japan. Ikuchi-jima is administered as part of Onomichi city. The bridges connecting Ikuchi-jima to the mainland (Honshū) via Innoshima and to Shikoku via Ōmishima Island. The island's highest peak is Mount Kanno at .