上釉[uwagusuri] glaze
灰釉[haigusuri] ash glaze (type of fundamental glaze used in ancient times made from the ashes of raw materials such as unhulled rice, straw, oak and pine)
銅釉[douyuu] copper glaze (pottery)

無釉[muyuu] unglazed (e.g. pottery)
施釉[seyuu] glazing (ceramics)

青銅[seidou] bronze
青銅器時代[seidoukijidai] Bronze Age
青銅色[seidoushoku] bronze
銅メダル[doumedaru] bronze medal
銅貨[douka] copper coin

銅山[douzan] copper mine
銅線[dousen] copper line
銅像[douzou] bronze statue
銅箔[douhaku] copper foil (used in copper plating)
銅版画[douhanga] copperplate engraving