The bloodlines of modern Japanese lie with immigrants from the Korean Peninsula who arrived in the archipelago during the Yayoi Pottery Culture Period (1000 B.C.-A.D. 250), new research suggests.
Speculation was rife that someone in power was buried in the stone coffin, which dates back to the second half of the Yayoi Period (c. 1000 B.C.-250 A.D.), when the Yamatai state is believed to ...