![Gassan Mitsu[, ], Blade for a Sword (Katana), Japanese, late 15th–early 16th century, Japanese, Steel, L. 35 3/4 in. (90.8 cm); W. 1 1/2 in. (3.8 cm); Wt. 1 lb. 11 oz. (765.4 g), Swords Stock Photo - Alamy Gassan Mitsu[, ], Blade for a Sword (Katana), Japanese, late 15th–early 16th century, Japanese, Steel, L. 35 3/4 in. (90.8 cm); W. 1 1/2 in. (3.8 cm); Wt. 1 lb. 11 oz. (765.4 g), Swords Stock Photo - Alamy](https://c8.alamy.com/zooms/6/ef5b3049852d4689b2d9ba03a7d3700f/2b0mgac.jpg)
Gassan Mitsu[, ], Blade for a Sword (Katana), Japanese, late 15th–early 16th century, Japanese, Steel, L. 35 3/4 in. (90.8 cm); W. 1 1/2 in. (3.8 cm); Wt. 1 lb. 11 oz. (765.4 g), Swords Stock Photo - Alamy
![A Gassan katana | Signed Naniwa ju Gassan Unryushi Sadakazu kore o seitan [forged by Gassan Unryushi Sadakazu, a resident of Osaka] and impressed mark Sada | Meiji period, dated Meiji nijuninen A Gassan katana | Signed Naniwa ju Gassan Unryushi Sadakazu kore o seitan [forged by Gassan Unryushi Sadakazu, a resident of Osaka] and impressed mark Sada | Meiji period, dated Meiji nijuninen](https://sothebys-md.brightspotcdn.com/7a/be/379c56874948960214de44b4ada9/l23225-ckqlx-t1-01-group.jpg)
A Gassan katana | Signed Naniwa ju Gassan Unryushi Sadakazu kore o seitan [forged by Gassan Unryushi Sadakazu, a resident of Osaka] and impressed mark Sada | Meiji period, dated Meiji nijuninen
![A Gassan katana | Signed Naniwa ju Gassan Unryushi Sadakazu kore o seitan [forged by Gassan Unryushi Sadakazu, a resident of Osaka] and impressed mark Sada | Meiji period, dated Meiji nijuninen A Gassan katana | Signed Naniwa ju Gassan Unryushi Sadakazu kore o seitan [forged by Gassan Unryushi Sadakazu, a resident of Osaka] and impressed mark Sada | Meiji period, dated Meiji nijuninen](https://sothebys-md.brightspotcdn.com/2a/60/3b9a0a6547378a653c17b295137a/l23225-ckqlx-t1-05.jpg)