Ninomiya Koukokan

二宮考古館

Ninomiya Koukokan in Akiruno, Tokyo, is a small archaeology museum presenting local finds such as dogū from the Ninomiya and Ninomiya-Morikoshi sites. Official city pages say it opens 10:00–16:00, admission is free, and it is closed Mondays, Tuesdays, holidays, and 27 December–4 January. Confirm the calendar before you visit.