The Katsuren Peninsula (勝連半島, Katsuren hantō, Okinawan: Kacchin) is a peninsula on Okinawa Island. It is bordered by Nakagusuku Bay to the south, to the north, and the Pacific Ocean to the east. The entire peninsula is part of Uruma City. Katsuren Castle is on the south-central part of the peninsula. The Kaichū Dōro is a road connecting the Katsuren Peninsula to Henza Island. Offshore, coral reefs are found.