Tokubetsu Hozon Ko-Uda School for Sale
The Ko-Uda school is one of the recognized traditions of Japanese sword, active in the Late Kamakura (c. 1290) era. This page collects Tokubetsu Hozon certified works from across the entire Ko-Uda lineage — every member smith and sub-school — at the Tokubetsu Hozon designation level. 4 Tokubetsu Hozon-certified pieces from the school are currently available.
4 items currently available from trusted dealers worldwide.
Learn about the Ko-Uda schoolProgrammatic access: range and multi-facet queries (by price, blade length, certification, and more) are available as JSON at /api/public/listings. See /llms.txt for the full schema and filters.
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TS010 Antique Katana sword in Ornate Mounting Kamakura Period (1300–1330s) NBTHK Tokubetsu Hozon certificated
Etchu Ko-Uda katana in koshirae
Antique Japanese Sword Katana Unsigned Ko-Uda NBTHK Tokubetsu Hozon Certificate
Antique Japanese Sword Katana Attributed to Ko-Uda NBTHK Tokubetsu Hozon Certificate
Antique Japanese Sword Katana attributed to Kouda NBTHK Tokubetsu Hozon Certificate
Late Kamakura Nanbokucho Katana attributed to Kouda | Samurai Museum Shop E-mail FB Messenger Skip to content Menu Close Samurai Museum Shop Products Antique Japanese Sword Katana attributed to Kouda NBTHK Tokubetsu Hozon Certificate Updated: 21 Jun 2026 SOLD Antique Japanese Sword Katana attributed to Kouda NBTHK Tokubetsu Hozon Certificate
A KO UDA TAMETSUGU KATANA (古宇多)
刀 無銘(古宇多)