Hayama Cave Tomb
Minamisōma-shi, Japan
The Hayama Cave Tomb (, Hayama Yokoana) is a yokoanabo , a tunnel tomb in an artificial cave, that is one of twenty such caves in an archaelogical site in the Haramachi area of the city of Minamisōma, in Fukushima Prefecture in the southern Tōhoku region of northern Japan. It has been protected by the central government as a National Historic Site since December 23, 1974.
Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).