NihontoWatch Mon

NihontoWatch

MarketAuctions
Encyclopedia
NihontoWatch Mon

NihontoWatch

MarketAuctions
Encyclopedia

Description

This katana is attributed to Yamato Aritoshi of the Yamato Taima School, dating to the Jōji era (1362–1368) of the Nanbokuchō period. It features a deep curvature, itame-hada jigane with utsuri, and a hamon close to suguha with prominent nijūba. The sword comes with both shirasaya and a decorative koshirae, and is certified by NBTHK Tokubetsu Hozon and NTHK Tokubetsu Kicho.

NihontoWatch MonNihontoWatch
MarketAuctionsEncyclopedia
Swords›Aritoshi›Katana: Mumei (attributed to Yamato Aritoshi) (NBTHK Tokubetsu Hozon Token / NTHK Tokubetsu Kicho Token)
katanaTokubetsu Hozon
Aritoshi

Katana: Mumei (attributed to Yamato Aritoshi) (NBTHK Tokubetsu Hozon Token / NTHK Tokubetsu Kicho Token)

mumei · Yamato Taima · Nanbokucho · nagasa 69.2cm · sori 2.2cm

¥1,400,000
Starting bid
View auction →
Aritoshi — 1 of 7
Aritoshi — 2 of 7
Aritoshi — 3 of 7
Aritoshi — 4 of 7
Aritoshi — 5 of 7
Aritoshi — 6 of 7
Aritoshi — 7 of 7
1 / 7
1 / 7
Aritoshi — 1 of 7Aritoshi — 2 of 7Aritoshi — 3 of 7Aritoshi — 4 of 7Aritoshi — 5 of 7Aritoshi — 6 of 7Aritoshi — 7 of 7
Measurements & details
Smith
Aritoshi
Type
Katana
Period
Around 1334–1338(Kenmu ND)
Province
Yamato
Signature
Unsigned
Measurements
Nagasa 69.2cmSori 2.2cmMotohaba 2.88cmSakihaba 1.87cmKasane 0.65cmWeight 585g
Description

This katana is attributed to Yamato Aritoshi of the Yamato Taima School, dating to the Jōji era (1362–1368) of the Nanbokuchō period. It features a deep curvature, itame-hada jigane with utsuri, and a hamon close to suguha with prominent nijūba. The sword comes with both shirasaya and a decorative koshirae, and is certified by NBTHK Tokubetsu Hozon and NTHK Tokubetsu Kicho.

About the maker

Aritoshi

有俊

Yamato · around 1334-1338

1 piece on the market now

›
1 work by Aritoshi on the market→
Aritoshi — full profile
NBTHK Certificate
Tokubetsu Hozon Tōken特別保存刀剣
Sword Especially Worthy of Preservation
›

A Hozon-certified blade judged to show notably superior workmanship and a better state of preservation. The bar is higher: re-tempered blades and most unsigned Muromachi/Edo works are excluded.

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
A
Aoi Art
🇯🇵Ships from Japan
›
✓Verified dealeraoijapan.com
Settles in JPY
✓Ships worldwide✓English supportWire transferPayPalCredit card
Return policy

If you wish to return an item, please notify us within 3 days of receipt. After this period we cannot accept cancellations. Please ship the return to us within 5 business days. Cancellation is conditional on the item being kept in the same condition as at the time of sale, so please handle it with care.

View all of Aoi Art’s listings→

Swords

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

Fittings

  • Tsuba
  • Fuchi-Kashira
  • Kozuka
  • Menuki

By Certification

  • Tokujū
  • Jūyō
  • Tokuho
  • Hozon

Resources

  • Dealer Directory
  • Artist Directory
  • Glossary
  • Browse All
Nihontowatch© 2026
TermsPrivacyCookiesAbout

Description

This katana is attributed to Yamato Aritoshi of the Yamato Taima School, dating to the Jōji era (1362–1368) of the Nanbokuchō period. It features a deep curvature, itame-hada jigane with utsuri, and a hamon close to suguha with prominent nijūba. The sword comes with both shirasaya and a decorative koshirae, and is certified by NBTHK Tokubetsu Hozon and NTHK Tokubetsu Kicho.

NihontoWatch MonNihontoWatch
MarketAuctionsEncyclopedia
Swords›Aritoshi›Katana: Mumei (attributed to Yamato Aritoshi) (NBTHK Tokubetsu Hozon Token / NTHK Tokubetsu Kicho Token)
katanaTokubetsu Hozon
Aritoshi

Katana: Mumei (attributed to Yamato Aritoshi) (NBTHK Tokubetsu Hozon Token / NTHK Tokubetsu Kicho Token)

mumei · Yamato Taima · Nanbokucho · nagasa 69.2cm · sori 2.2cm

¥1,400,000
Starting bid
View auction →
Aritoshi — 1 of 7
Aritoshi — 2 of 7
Aritoshi — 3 of 7
Aritoshi — 4 of 7
Aritoshi — 5 of 7
Aritoshi — 6 of 7
Aritoshi — 7 of 7
1 / 7
1 / 7
Aritoshi — 1 of 7Aritoshi — 2 of 7Aritoshi — 3 of 7Aritoshi — 4 of 7Aritoshi — 5 of 7Aritoshi — 6 of 7Aritoshi — 7 of 7
Measurements & details
Smith
Aritoshi
Type
Katana
Period
Around 1334–1338(Kenmu ND)
Province
Yamato
Signature
Unsigned
Measurements
Nagasa 69.2cmSori 2.2cmMotohaba 2.88cmSakihaba 1.87cmKasane 0.65cmWeight 585g
Description

This katana is attributed to Yamato Aritoshi of the Yamato Taima School, dating to the Jōji era (1362–1368) of the Nanbokuchō period. It features a deep curvature, itame-hada jigane with utsuri, and a hamon close to suguha with prominent nijūba. The sword comes with both shirasaya and a decorative koshirae, and is certified by NBTHK Tokubetsu Hozon and NTHK Tokubetsu Kicho.

About the maker

Aritoshi

有俊

Yamato · around 1334-1338

1 piece on the market now

›
1 work by Aritoshi on the market→
Aritoshi — full profile
NBTHK Certificate
Tokubetsu Hozon Tōken特別保存刀剣
Sword Especially Worthy of Preservation
›

A Hozon-certified blade judged to show notably superior workmanship and a better state of preservation. The bar is higher: re-tempered blades and most unsigned Muromachi/Edo works are excluded.

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
A
Aoi Art
🇯🇵Ships from Japan
›
✓Verified dealeraoijapan.com
Settles in JPY
✓Ships worldwide✓English supportWire transferPayPalCredit card
Return policy

If you wish to return an item, please notify us within 3 days of receipt. After this period we cannot accept cancellations. Please ship the return to us within 5 business days. Cancellation is conditional on the item being kept in the same condition as at the time of sale, so please handle it with care.

View all of Aoi Art’s listings→

Swords

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

Fittings

  • Tsuba
  • Fuchi-Kashira
  • Kozuka
  • Menuki

By Certification

  • Tokujū
  • Jūyō
  • Tokuho
  • Hozon

Resources

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

NihontoWatch

MarketAuctions
Encyclopedia
NihontoWatch Mon

NihontoWatch

MarketAuctions
Encyclopedia