It is possible to observe the production process of Tsuiki Doki, hand-hammered copperware which has been handed down in Tsubame City. Nobuo Tamagawa was designated as a holder of Important Intangible Cultural Property (Living National Treasure), and Gyokusendo's shop, storehouse, hammering studio and gangi were designated as National Registered Tangible Cultural Properties (building).
※Operating hours:8:30~17:30
※Close:Sunday、National holiday