Shimoji Island (ä¸Âå°島; Miyako: Sumudzu-sima, Japanese: Shimojishima) is one of the Miyako Islands, a part of the Ryukyu Islands. The island is administered by Miyakojima, Okinawa Prefecture, Japan. The island is connected to Irabu Island via .
Shimoji-shima is included within the Irabu Prefectural Natural Park and is the main setting for the anime series Stratos 4.
Shimojishima Airport is located on the island.