The sword, featuring motifs of Daikoku, one of Japan’s seven gods of luck, may date to the 16th century. Its presence in Germany remains a mystery, possibly linked to historical diplomatic missions.

Japanese swords are called "metal made art." The once lost techniques used to make them prior to the 16th century are now on the verge of rediscovery.

The precious sword was originally crafted in the 16th century and had been passed down through the generations of the Umeki family in the town of Takaharu, Miyazaki Prefecture. Tomesuke Umeki ...