, also known as Ishikinawa Castle, is a Ryukyuan ''

gusuku often refers to castles or fortresses in the Ryukyu Islands that feature stone walls. However, the origin and essence of ''gusuku'' remain controversial. In the archaeology of Okinawa Prefecture, the ''Gusuku period'' refers to an archaeologica ...

'' in

Kumejima, Okinawa is a town located in Shimajiri District, Okinawa Prefecture, Japan. The town consists of the islands of Kume, Ōjima, Ōhajima, Torishima, and Iōtorishima. Among the islands, only Kumejima and Ōjima are populated. Kumejima is located appro ...

, on

Kume Island is an island, part of the Okinawa Islands and administratively part of the town of Kumejima, Okinawa Prefecture, Japan. It has an area of . The island had a population of 8,713 (2010). Kume Island is a volcanic island. Its principal economic ac ...

. It was built on a cliff to control the Shirase River.

References

Castles in Okinawa Prefecture Kumejima, Okinawa {{castle-stub