Nanbokuchō Tachi Bishū Osafune Hidemitsu Shitoku Era (1384–1387) NBTHK Tokubetsu Hozon

Nanbokuchō Tachi Bishū Osafune Hidemitsu

Shitoku Era (1384–1387) NBTHK Tokubetsu Hozon
Kyodai Originals is proud to present an authentic Nanbokuchō-period tachi signed:

備州長船秀光 – Bishū Osafune Hidemitsu
Dated to the Shitoku era (1384–1387)

This remarkable blade originates from the legendary Osafune school of Bizen Province, one of the most celebrated swordmaking centers in Japanese history.

The Nanbokuchō period is renowned among collectors for its powerful sugata and dynamic workmanship swords forged during a time of intense warfare and artistic innovation.

With a nagasa of 69.1 cm and elegant tachi curvature (1.6 cm sori), this blade retains beautiful classical proportions. It represents the refined yet martial character for which late 14th-century Bizen blades are highly prized.

Osafune smiths of this era were heirs to the traditions of Nagamitsu and Kagemitsu, producing blades distinguished by:

Vibrant midare and chōji-based hamon

Rich, luminous Bizen jihada

Strong steel presence with elegant hataraki

Excellent cutting geometry

The signature “Bishū Osafune Hidemitsu” firmly places the sword within this prestigious lineage.

Certification
✔ NBTHK Tokubetsu Hozon Tōken (2025)
✔ Original Okayama Prefecture registration (1951)
✔ Signed and dated Nanbokuchō blade

Tokubetsu Hozon status confirms this blade’s authenticity, quality, and cultural importance. Blades from the Shitoku era with clear signature and NBTHK certification are increasingly rare and highly sought after by serious collectors.

Why This Sword Matters
Genuine 14th-century Nanbokuchō workmanship

Signed Osafune lineage piece

Excellent historical context

Strong long-term collectability

Investment-grade Bizen sword

This is not simply a sword it is a surviving witness to Japan’s medieval age of conflict and craftsmanship.

A refined addition to any advanced Japanese sword collection.

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