A wakizashi

細節
A wakizashi
with shagreen hilt, gilt shakudo kojiri, koi-guchi, shiba biki, kabutogane, ishizuki and fuchi-kashira en suite imitating leather, the fuchi with an oak leaf mon, sprinkled aogai lacquer scabbard and iron Namban tsuba, the blade -- 17½in. (44.4cm) long, 17th Century.