opened in Ebetsu, Hokkaidà Â, Japan in 1991. The museum documents the history of Ebetsu from ancient times, with themes including settlement during the days of the Hokkaido Development Commission and the city's industries. The collection includes two dogà « from the Jà Âmon-period à Âasa III Site, as well two assemblages of Zoku-Jà Âmon artefacts that have been designated Important Cultural Properties, from the Motoebetsu I Site and the Ebetsubuto Site.