This is a fuchi kashira set made of shakudo, featuring birds in a tree design. It is signed Bushu no ju Masanaga saku and dates to the Edo period. The fuchi measures 4 x 2.4 cm and the kashira measures 3.4 x 1.9 cm, making it suitable for katana and wakizashi.




Bushu no ju Masanaga
Edo
Musashi
Signed
Iron-tsuba · Musashi
Iron-tsuba · Musashi
52 pieces on the market now
The Ito school (伊藤派) was a prolific kinkō lineage based in Kanda, Edo, in Musashi province. The line was established by Masanaga (正長, d.
1727), who received appointment as official tsuba maker (kōgi o-kakae tsubashi) to the Tokugawa Shogunate following an audience with Shogun Ienobu in 1710. Successive heads bore the character 正 (Masa-) in their art names, producing ten recorded generations from the Genroku era through the Meiji period. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Katsumi勝見 | — | 4 |
| Sadatsune貞恒 | — | 0 |
| Masayoshi正備 | — | 0 |
| Masatsune正常 | — | 0 |
| Masakane正金 | — | 0 |
We could not find an authenticity certificate on the seller’s listing. Japanese swords and fittings are normally papered by the NBTHK (or the NTHK). Without one, the attribution is the seller’s own assessment and has not been independently verified — treat it with caution and ask the dealer about certification before buying.
14-day return if items arrive damaged or in unexpected condition; customer bears return shipping + insurance; items returned in original condition with all accessories; antique armour non-returnable; only regular priced items refundable; shipping costs non-refundable.
This is a fuchi kashira set made of shakudo, featuring birds in a tree design. It is signed Bushu no ju Masanaga saku and dates to the Edo period. The fuchi measures 4 x 2.4 cm and the kashira measures 3.4 x 1.9 cm, making it suitable for katana and wakizashi.




Bushu no ju Masanaga
Edo
Musashi
Signed
Iron-tsuba · Musashi
Iron-tsuba · Musashi
52 pieces on the market now
The Ito school (伊藤派) was a prolific kinkō lineage based in Kanda, Edo, in Musashi province. The line was established by Masanaga (正長, d.
1727), who received appointment as official tsuba maker (kōgi o-kakae tsubashi) to the Tokugawa Shogunate following an audience with Shogun Ienobu in 1710. Successive heads bore the character 正 (Masa-) in their art names, producing ten recorded generations from the Genroku era through the Meiji period. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Katsumi勝見 | — | 4 |
| Sadatsune貞恒 | — | 0 |
| Masayoshi正備 | — | 0 |
| Masatsune正常 | — | 0 |
| Masakane正金 | — | 0 |
We could not find an authenticity certificate on the seller’s listing. Japanese swords and fittings are normally papered by the NBTHK (or the NTHK). Without one, the attribution is the seller’s own assessment and has not been independently verified — treat it with caution and ask the dealer about certification before buying.
14-day return if items arrive damaged or in unexpected condition; customer bears return shipping + insurance; items returned in original condition with all accessories; antique armour non-returnable; only regular priced items refundable; shipping costs non-refundable.