The Aira-Tanzawa eruption happened approximately 22,000 years ago[1][2] in southern Kyushu.
External Links
- ↑ http://cat.inist.fr/?aModele=afficheN&cpsidt=15297790
- ↑ J. Edward Kidder, Jr. "Himiko and Japan's Elusive Chiefdom of Yamatai." University of Hawaii Press, 2007. Page 112.