Sources

Sources

Museums and heritage

1. Tokyo Fuji Art Museum: wakizashi by Ōmi no Kami Sukenao, with a profile of the swordsmith (9688)
2. ColBase, Tokyo National Museum: tachi by Tsuda Ōmi no Kami Sukenao, 1690 (F-17218)
3. ColBase, Tokyo National Museum: katana by Ōmi no Kami Takagi jū Sukenao, 1678 (F-271)
4. ColBase, Tokyo National Museum: wakizashi blade by Ōmi no Kami Sukenao (F-17311)
5. Bunka Isan Online (文化遺産オンライン): katana by Sukenao of 1678

NBTHK

1. NBTHK, Sword Journal no. 717 (October 2016), English translation
2. NBTHK, Sword Journal no. 778 (November 2021), English translation
3. NBTHK, Sword Journal no. 790 (November 2022), English translation

Studies

1. Japanese Sword Index, “Shinto Swordsmith Ranking” (Tomita Kiyama’s ranking)

Dictionaries and encyclopaedias

1. Kotobank: 助広 (Sukehiro), Nipponica encyclopaedia
2. 津田越前守助広 (Tsuda Echizen no Kami Sukehiro), Japanese Wikipedia
3. 刀剣の業物一覧 (Tōken no wazamono ichiran), Japanese Wikipedia
4. List of Wazamono, English Wikipedia

Consulted, without a link

1. Saitama Prefectural Museum of History and Folklore: katana by Tsuda Ōmi no Kami Sukenao with an inscription by Satō Kanzan, in its collection database

Image credits

1. Katana by Sukenao of 1678 (Enpō 6). Tokyo National Museum (katana-1678.jpg)

   ColBase, Tokyo National Museum (F-271).

2. The signature of the katana of 1678 (katana-1678-mei.jpg)

   ColBase, Tokyo National Museum (F-271).

3. The date of the katana of 1678 (katana-1678-fecha.jpg)

   ColBase, Tokyo National Museum (F-271).

4. The point of the katana of 1678 (katana-1678-kissaki.jpg)

   ColBase, Tokyo National Museum (F-271).

5. Wakizashi by Sukenao. Tokyo Fuji Art Museum (wakizashi-fuji.jpg)

   Tokyo Fuji Art Museum (9688), CC0 1.0.

6. The tang of another katana by Sukenao (katana-nakago.jpg)

   Photo: dealer in Japan.