A Good Shakudo Aizu Tsuba
Signed Aizu no ju Chuemon Matsumura Katsukata and kao, Edo Period (circa 1700)
The broad oval shakudo tsuba carved overall with billowing waves and pierced in kage-sukashi with fishing boats, gilt details, the seppa-dai edged with rows of nanako
7.8cm. high

Literature
The signature (which can also be read Katsumasa) is published in K. Kokubo, Shinsen Kinko Meikan, (Tokyo, 1993), p.59

oval waves