"Kennewick Man's DNA, although ruled 'inconclusive', showed a high relationship to the Ainu.
"Further, the Jomon culture (which precedes the Ainu in Japan) is identified with a specific type of pottery labeled 'Cord Pottery'. This 'Cord Pottery' has been found in Olmec (1400BC-300BC) ruins in Mexico. The oldest Jomon skeleton ever found in Japan is 13,000 years old. Some believe the migrations that put the Ainu in Japan began 7,600 years ago when the Black Sea (Noah's Flood?) was flooded with salt water. Small world, huh? "