The 5th special exhibition “Ishi Yari – Techniques of the Happuyama Site Group -” at the Archaeological Objects Exhibition Room, Cultural Properties Office, Cultural Promotion Division, Saku City Board of Education; the spring and summer special exhibitions “Miyota Jomon Wonderland” at the Asama Jomon Museum; and the “Oraato Archaeology and Site Protection Exhibition” at the Idojiri Archaeology Museum