godan verb (-su)
recast; recoin
Used for melting down and recasting metal objects, especially coins or statues. The recasting is done to improve quality or change shape.
古い硬貨を鋳直して新しい硬貨を作る。
They recast old coins to make new ones.
銅像を鋳直すには、
To recast a bronze statue, you must first remake the mold.