A mounted shinto katana
Attributed to Teruyuki, circa late 17th century
The blade of shinogi-zukuri form with ko-gissaki boshi, medium sugu-ba of nioi and mokume-hada, the suriage nakago with one mekugi-ana, unsigned; koshirae: the saya of black ishime lacquer with polished lacquer maru-ni-daki-hiragi-mon and maru-ni-futatsu-biki-mon; iron sukashi tsuba and associated iron fuchi-gashira, with shakudo menuki of dragons. The blade 52cm (20½in) long. (2).