Hidden beneath the waters surrounding Japan’s Yonaguni island are the towering ruins of a 10,000-year-old city built by a ...

A 30-metre “pyramid” submerged just off the coast of Japan is turning heads — and could shake up everything we thought we knew about ancient civilisations.

Studies of ancient Jomon sites in separate ... with those from the Sannai Maruyama ruins in Aomori Prefecture, northern Japan. This conclusion was reached by Yutaka Daikuhara, an associate ...

TSUYAMA, Okayama -- A "modern castle" with an inverted trapezoid shape, built in this western Japan city in 1965 on ... the grounds of the Tsuyama Castle Ruins, where the keep used to stand ...