Table 1.

Approximate dates (calibrated BP) for the six Jomon sub-periods.

sub-period	approximate age (cal. BP)
Final Jomon	3300–2800/2300
Late Jomon	4400–3300
Middle Jomon	5400–4400
Early Jomon	7000–5400
Initial Jomon	11 000–7000
Incipient Jomon	15 000–11 000