Iron Kyo-Sukashi Tsuba with NBTHK Hozon Tosogu - Decorated with Iris When researching the verified signatures

When researching the verified signatures I noticed that there are some major differences between them

Most famous craftsman using this go was Rinsendo Mitsumasa born in the 1721

According to NBTHK there is also zogan iroe here

Samegawa painted black with white triangle near oyatsubu

Length: 57 cm

Iron Kyo-Sukashi Tsuba with NBTHK Hozon Tosogu - Decorated with Iris When researching the verified signaturesIron Kyo Sukashi tsuba with NBTHK Hozon Tosogu. Decorated with iris. This is a beautiful tsuba with great patina. Unfortunately there are some cracks in the iron, please look at the pictures at the end of the auction to see all the damages. Made in an early edo period. Size: 83 mm x 80 mm x 3,8 mm (at seppa dai) and 5 mm at mimi In custom made kiri box.