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Description

This is a Ken (sword) made by Amata Akitsugu, a Living National Treasure and one of the highest-ranking contemporary swordsmiths. Born in 1927, Amata Akitsugu was renowned for using self-produced steel and mastering various traditions, including Yamashiro, Soshu, and Bizen. This particular piece is a Ken crafted in the Yamato tradition, featuring a finely forged ko-itame hada and a flawless suguha hamon, embodying the golden ratio of ancient Yamato Ken.

NihontoWatch MonNihontoWatch
MarketEncyclopediaKantei
Swords›Akitsugu›Shinto
kenHozon
Miyairi Akitsugu

Shinto

mei · Yamato · Gendaito · nagasa 22.4cm

SOLD
Miyairi Akitsugu — 1 of 4
Miyairi Akitsugu — 2 of 4
Miyairi Akitsugu — 3 of 4
Miyairi Akitsugu — 4 of 4
1 / 4
1 / 4
Miyairi Akitsugu — 1 of 4Miyairi Akitsugu — 2 of 4Miyairi Akitsugu — 3 of 4Miyairi Akitsugu — 4 of 4
Measurements & details
Smith
Miyairi Akitsugu
Type
Ken
Period
Around 1926–1989(Showa)
Province
Niigata
Signature
Signed
Measurements
Nagasa 22.4cmMotohaba 2.1cmKasane 0.7cm
Description

This is a Ken (sword) made by Amata Akitsugu, a Living National Treasure and one of the highest-ranking contemporary swordsmiths. Born in 1927, Amata Akitsugu was renowned for using self-produced steel and mastering various traditions, including Yamashiro, Soshu, and Bizen. This particular piece is a Ken crafted in the Yamato tradition, featuring a finely forged ko-itame hada and a flawless suguha hamon, embodying the golden ratio of ancient Yamato Ken.

About the maker

Akitsugu

昭次

Niigata · around 1926-1989

Tōken Taikan top 87%

5 pieces on the market now

›
5 works by Akitsugu on the market→
Akitsugu — full profile

Historical context

The twentieth century nearly killed the craft twice: wartime distortion, then the occupation ban. The NBTHK’s founding in 1948 and licensed forging from 1953 rebuilt the sword as an art, crowned by Living National Treasures and the mukansa rank.

Shōwa to the present: destruction and revival →

NBTHK Certificate
Hozon Tōken保存刀剣
Sword Worthy of Preservation
›

Certifies a genuine blade worth preserving: a signature confirmed correct, or, if unsigned, an era, province, and school that the NBTHK can reliably identify.

About the NBTHK›

The NBTHK (Nihon Bijutsu Tōken Hozon Kyōkai, the Society for the Preservation of Japanese Art Swords) is a public-interest incorporated foundation founded in 1948 and supervised by Japan’s Agency for Cultural Affairs (Bunkachō); it is based at the Japanese Sword Museum in Tokyo. Its expert panels physically examine each submitted work (shinsa) and issue a certificate (kanteishō) ranking it by artistic and historical merit. NBTHK papers are the most widely recognized standard of authentication for Japanese swords and fittings.

NBTHK official site→
Seller
I
Iida Koendo
Established 1880 · 146 yrs on the market
🇯🇵Ships from Japan
›
✓Verified dealeriidakoendo.com
✓Ships worldwide✓English supportWire transfer
Return policy

Customer-initiated returns accepted within two days of arrival; return shipping paid by customer and fees non-refundable. Returns/refunds unavailable for overseas deliveries.

View all of Iida Koendo’s listings→View this item on the dealer’s site→

More works by Miyairi Akitsugu

View all →
Samurai Nippon
Tokuho
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¥3,300,000
Aoi Art
Tokuho
Tanto - Tokuho - by Miyairi Akitsugu - Amada AkitsuguTanto - Tokuho - by Miyairi Akitsugu - Amada Akitsugu

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Wakizashi - Tokuho - by Miyairi Akitsugu - Amada AkitsuguWakizashi - Tokuho - by Miyairi Akitsugu - Amada Akitsugu

Wakizashi

ByMiyairi Akitsugu
¥1,390,000
World Seiyudo
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Tanto - Tokuho - by Miyairi Akitsugu - Amata AkitsuguTanto - Tokuho - by Miyairi Akitsugu - Amata Akitsugu

Tantō

ByMiyairi Akitsugu
¥3,500,000
Token-Net
Gendaitō
Tanto - by Miyairi Akitsugu - Shoji (Amada Shoji)Tanto - by Miyairi Akitsugu - Shoji (Amada Shoji)

Tantō

ByMiyairi Akitsugu
¥1,450,000

Previously sold by Miyairi Akitsugu

World Seiyudo
Tokuho
Wakizashi - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon TokenWakizashi - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon Token
Sold

Wakizashi

ByMiyairi Akitsugu
SOLD
Choshuya
Gendaitō
Wakizashi - by Miyairi Akitsugu - Akitsugu Amada, Showa Kinoto-U Toshi Miya-Sei-BiWakizashi - by Miyairi Akitsugu - Akitsugu Amada, Showa Kinoto-U Toshi Miya-Sei-Bi
Sold

Wakizashi

ByMiyairi Akitsugu
SOLD
Wakeidou
Gendaitō
Katana - by Miyairi Akitsugu - Amada Akitsugu, made on an auspicious day in March, Heisei 13 (2001)Katana - by Miyairi Akitsugu - Amada Akitsugu, made on an auspicious day in March, Heisei 13 (2001)
Sold

Katana

ByMiyairi Akitsugu
SOLD
Choshuya
Gendaitō
Tachi - by Miyairi Akitsugu - Mei: Akitsugu Saku, Showa 33rd Year, February DayTachi - by Miyairi Akitsugu - Mei: Akitsugu Saku, Showa 33rd Year, February Day
Sold

Tachi

ByMiyairi Akitsugu
SOLD
Choshuya
Gendaitō
Katana - by Miyairi Akitsugu - Japanese Sword for Sale | Ginza Choshuya | Signed Amada Akitsugu, Lucky Day in Winter, Showa 50th YearKatana - by Miyairi Akitsugu - Japanese Sword for Sale | Ginza Choshuya | Signed Amada Akitsugu, Lucky Day in Winter, Showa 50th Year
Sold

Katana

ByMiyairi Akitsugu
SOLD
World Seiyudo
Tokuho
Katana - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon TokenKatana - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon Token
Sold

Katana

ByMiyairi Akitsugu
SOLD
Aoi Art
Tokuho
Tanto - Tokuho - by Miyairi Akitsugu - Akitsugu Saku (Amata Akitsugu) (Living National Treasure). A lucky day in August, Heisei 8 (1996).Tanto - Tokuho - by Miyairi Akitsugu - Akitsugu Saku (Amata Akitsugu) (Living National Treasure). A lucky day in August, Heisei 8 (1996).
Sold

Tantō

ByMiyairi Akitsugu
SOLD
Wakeidou
Gendaitō
Tachi - by Miyairi Akitsugu - Amada AkitsuguTachi - by Miyairi Akitsugu - Amada Akitsugu
Sold

Tachi

ByMiyairi Akitsugu
SOLD

More from the Yamato school

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Swords

  • Katana
  • Wakizashi
  • Tantō
  • Tachi
  • Naginata
  • Yari

Fittings

  • Tsuba
  • Fuchi-Kashira
  • Kozuka
  • Menuki

Armor

  • Kabuto
  • Samurai Armor

By Certification

  • Tokujū
  • Jūyō
  • Tokuho
  • Hozon

Resources

  • Dealer Directory
  • Artist Directory
  • The Daily Kantei
  • Glossary
  • Browse All
Nihontowatch© 2026
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Description

This is a Ken (sword) made by Amata Akitsugu, a Living National Treasure and one of the highest-ranking contemporary swordsmiths. Born in 1927, Amata Akitsugu was renowned for using self-produced steel and mastering various traditions, including Yamashiro, Soshu, and Bizen. This particular piece is a Ken crafted in the Yamato tradition, featuring a finely forged ko-itame hada and a flawless suguha hamon, embodying the golden ratio of ancient Yamato Ken.

NihontoWatch MonNihontoWatch
MarketEncyclopediaKantei
Swords›Akitsugu›Shinto
kenHozon
Miyairi Akitsugu

Shinto

mei · Yamato · Gendaito · nagasa 22.4cm

SOLD
Miyairi Akitsugu — 1 of 4
Miyairi Akitsugu — 2 of 4
Miyairi Akitsugu — 3 of 4
Miyairi Akitsugu — 4 of 4
1 / 4
1 / 4
Miyairi Akitsugu — 1 of 4Miyairi Akitsugu — 2 of 4Miyairi Akitsugu — 3 of 4Miyairi Akitsugu — 4 of 4
Measurements & details
Smith
Miyairi Akitsugu
Type
Ken
Period
Around 1926–1989(Showa)
Province
Niigata
Signature
Signed
Measurements
Nagasa 22.4cmMotohaba 2.1cmKasane 0.7cm
Description

This is a Ken (sword) made by Amata Akitsugu, a Living National Treasure and one of the highest-ranking contemporary swordsmiths. Born in 1927, Amata Akitsugu was renowned for using self-produced steel and mastering various traditions, including Yamashiro, Soshu, and Bizen. This particular piece is a Ken crafted in the Yamato tradition, featuring a finely forged ko-itame hada and a flawless suguha hamon, embodying the golden ratio of ancient Yamato Ken.

About the maker

Akitsugu

昭次

Niigata · around 1926-1989

Tōken Taikan top 87%

5 pieces on the market now

›
5 works by Akitsugu on the market→
Akitsugu — full profile

Historical context

The twentieth century nearly killed the craft twice: wartime distortion, then the occupation ban. The NBTHK’s founding in 1948 and licensed forging from 1953 rebuilt the sword as an art, crowned by Living National Treasures and the mukansa rank.

Shōwa to the present: destruction and revival →

NBTHK Certificate
Hozon Tōken保存刀剣
Sword Worthy of Preservation
›

Certifies a genuine blade worth preserving: a signature confirmed correct, or, if unsigned, an era, province, and school that the NBTHK can reliably identify.

About the NBTHK›

The NBTHK (Nihon Bijutsu Tōken Hozon Kyōkai, the Society for the Preservation of Japanese Art Swords) is a public-interest incorporated foundation founded in 1948 and supervised by Japan’s Agency for Cultural Affairs (Bunkachō); it is based at the Japanese Sword Museum in Tokyo. Its expert panels physically examine each submitted work (shinsa) and issue a certificate (kanteishō) ranking it by artistic and historical merit. NBTHK papers are the most widely recognized standard of authentication for Japanese swords and fittings.

NBTHK official site→
Seller
I
Iida Koendo
Established 1880 · 146 yrs on the market
🇯🇵Ships from Japan
›
✓Verified dealeriidakoendo.com
✓Ships worldwide✓English supportWire transfer
Return policy

Customer-initiated returns accepted within two days of arrival; return shipping paid by customer and fees non-refundable. Returns/refunds unavailable for overseas deliveries.

View all of Iida Koendo’s listings→View this item on the dealer’s site→

More works by Miyairi Akitsugu

View all →
Samurai Nippon
Tokuho
Katana - Tokuho - by Miyairi Akitsugu - Amata AkitsuguKatana - Tokuho - by Miyairi Akitsugu - Amata Akitsugu

Katana

ByMiyairi Akitsugu
¥3,300,000
Aoi Art
Tokuho
Tanto - Tokuho - by Miyairi Akitsugu - Amada AkitsuguTanto - Tokuho - by Miyairi Akitsugu - Amada Akitsugu

Tantō

ByMiyairi Akitsugu
¥1,500,000
Samurai Nippon
Tokuho
Wakizashi - Tokuho - by Miyairi Akitsugu - Amada AkitsuguWakizashi - Tokuho - by Miyairi Akitsugu - Amada Akitsugu

Wakizashi

ByMiyairi Akitsugu
¥1,390,000
World Seiyudo
Tokuho
Tanto - Tokuho - by Miyairi Akitsugu - Amata AkitsuguTanto - Tokuho - by Miyairi Akitsugu - Amata Akitsugu

Tantō

ByMiyairi Akitsugu
¥3,500,000
Token-Net
Gendaitō
Tanto - by Miyairi Akitsugu - Shoji (Amada Shoji)Tanto - by Miyairi Akitsugu - Shoji (Amada Shoji)

Tantō

ByMiyairi Akitsugu
¥1,450,000

Previously sold by Miyairi Akitsugu

World Seiyudo
Tokuho
Wakizashi - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon TokenWakizashi - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon Token
Sold

Wakizashi

ByMiyairi Akitsugu
SOLD
Choshuya
Gendaitō
Wakizashi - by Miyairi Akitsugu - Akitsugu Amada, Showa Kinoto-U Toshi Miya-Sei-BiWakizashi - by Miyairi Akitsugu - Akitsugu Amada, Showa Kinoto-U Toshi Miya-Sei-Bi
Sold

Wakizashi

ByMiyairi Akitsugu
SOLD
Wakeidou
Gendaitō
Katana - by Miyairi Akitsugu - Amada Akitsugu, made on an auspicious day in March, Heisei 13 (2001)Katana - by Miyairi Akitsugu - Amada Akitsugu, made on an auspicious day in March, Heisei 13 (2001)
Sold

Katana

ByMiyairi Akitsugu
SOLD
Choshuya
Gendaitō
Tachi - by Miyairi Akitsugu - Mei: Akitsugu Saku, Showa 33rd Year, February DayTachi - by Miyairi Akitsugu - Mei: Akitsugu Saku, Showa 33rd Year, February Day
Sold

Tachi

ByMiyairi Akitsugu
SOLD
Choshuya
Gendaitō
Katana - by Miyairi Akitsugu - Japanese Sword for Sale | Ginza Choshuya | Signed Amada Akitsugu, Lucky Day in Winter, Showa 50th YearKatana - by Miyairi Akitsugu - Japanese Sword for Sale | Ginza Choshuya | Signed Amada Akitsugu, Lucky Day in Winter, Showa 50th Year
Sold

Katana

ByMiyairi Akitsugu
SOLD
World Seiyudo
Tokuho
Katana - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon TokenKatana - Tokuho - by Miyairi Akitsugu - Amata Akitsugu - Tokubetsu Hozon Token
Sold

Katana

ByMiyairi Akitsugu
SOLD
Aoi Art
Tokuho
Tanto - Tokuho - by Miyairi Akitsugu - Akitsugu Saku (Amata Akitsugu) (Living National Treasure). A lucky day in August, Heisei 8 (1996).Tanto - Tokuho - by Miyairi Akitsugu - Akitsugu Saku (Amata Akitsugu) (Living National Treasure). A lucky day in August, Heisei 8 (1996).
Sold

Tantō

ByMiyairi Akitsugu
SOLD
Wakeidou
Gendaitō
Tachi - by Miyairi Akitsugu - Amada AkitsuguTachi - by Miyairi Akitsugu - Amada Akitsugu
Sold

Tachi

ByMiyairi Akitsugu
SOLD

More from the Yamato school

Iida Koendo
Tokuho
Katana - Tokuho - by Yamato Shizu School - Mumei Yamato SizuKatana - Tokuho - by Yamato Shizu School - Mumei Yamato Sizu

Katana

ByYamato Shizu School
¥2,200,000
Token-Net
Tokuho
Daisho - Tokuho - by Kaneaki - Daisho: Kanemasa (Yamato)Daisho - Tokuho - by Kaneaki - Daisho: Kanemasa (Yamato)

Daishō

ByKaneaki
¥680,000
Tokka Biz
Hozon
Katana - Hozon - by Monju Kaneyasu - Mutsu no Kami Kaneyasu (Hidari Mutsu)Katana - Hozon - by Monju Kaneyasu - Mutsu no Kami Kaneyasu (Hidari Mutsu)

Katana

ByMonju Kaneyasu
¥650,000

Swords

  • Katana
  • Wakizashi
  • Tantō
  • Tachi
  • Naginata
  • Yari

Fittings

  • Tsuba
  • Fuchi-Kashira
  • Kozuka
  • Menuki

Armor

  • Kabuto
  • Samurai Armor

By Certification

  • Tokujū
  • Jūyō
  • Tokuho
  • Hozon

Resources

  • Dealer Directory
  • Artist Directory
  • The Daily Kantei
  • Glossary
  • Browse All
Nihontowatch© 2026
TermsPrivacyCookiesAbout
NihontoWatch Mon

NihontoWatch

Market
Encyclopedia
Kantei
NihontoWatch Mon

NihontoWatch

Market
Encyclopedia
Kantei