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Description

This is a kogai (utility knife handle) featuring a design of Benkei, signed by Hiromasa. It is made of shakudo with a polished ground and flat inlay hair carving, also featuring an inome sukashi (boar's eye openwork). The piece dates to the late Edo period and has been certified as Hozon Tosogu.

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MarketEncyclopediaKantei
Fittings›Hiromasa›Kogai with Benkei design, signed Hiromasa, Hozon Tosogu
kogaiHozon
Hiromasa

Kogai with Benkei design, signed Hiromasa, Hozon Tosogu

mei · Edo

¥150,000
Visit seller website →
Hiromasa — 1 of 6
Hiromasa — 2 of 6
Hiromasa — 3 of 6
Hiromasa — 4 of 6
Hiromasa — 5 of 6
Hiromasa — 6 of 6
1 / 6
1 / 6
Hiromasa — 1 of 6Hiromasa — 2 of 6Hiromasa — 3 of 6Hiromasa — 4 of 6Hiromasa — 5 of 6Hiromasa — 6 of 6
Measurements & details
Maker

Hiromasa

Era

Edo

Signature

Signed

Papers

Hozon (NBTHK)

Description

This is a kogai (utility knife handle) featuring a design of Benkei, signed by Hiromasa. It is made of shakudo with a polished ground and flat inlay hair carving, also featuring an inome sukashi (boar's eye openwork). The piece dates to the late Edo period and has been certified as Hozon Tosogu.

About the maker

Hiromasa

弘政

Hitachi

1 piece on the market now

›
1 work by Hiromasa on the market→
Hiromasa — full profile
NBTHK Certificate
Hozon Tōsōgu保存刀装具
Fitting Worthy of Preservation
›

Certifies a genuine fitting worth preserving: a correct signature, or, if unsigned, an identifiable era and school, with recognized artistic and craft value.

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
Ayakashi
🇯🇵Ships from Japan
›
✓Verified dealerayakashi.co.jp
Settles in JPY
✓Ships worldwide✓English supportWire transferCredit card
Return policy

Except where the item is defective, we do not accept returns as a rule. In the case of an error on our part, please contact us by email within 3 days of the item's arrival.

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

Swords

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  • Tachi
  • Naginata
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Fittings

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  • Menuki

Armor

  • Kabuto
  • Samurai Armor

By Certification

  • Tokujū
  • Jūyō
  • Tokuho
  • Hozon

Resources

  • Dealer Directory
  • Artist Directory
  • The Daily Kantei
  • Glossary
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Description

This is a kogai (utility knife handle) featuring a design of Benkei, signed by Hiromasa. It is made of shakudo with a polished ground and flat inlay hair carving, also featuring an inome sukashi (boar's eye openwork). The piece dates to the late Edo period and has been certified as Hozon Tosogu.

NihontoWatch MonNihontoWatch
MarketEncyclopediaKantei
Fittings›Hiromasa›Kogai with Benkei design, signed Hiromasa, Hozon Tosogu
kogaiHozon
Hiromasa

Kogai with Benkei design, signed Hiromasa, Hozon Tosogu

mei · Edo

¥150,000
Visit seller website →
Hiromasa — 1 of 6
Hiromasa — 2 of 6
Hiromasa — 3 of 6
Hiromasa — 4 of 6
Hiromasa — 5 of 6
Hiromasa — 6 of 6
1 / 6
1 / 6
Hiromasa — 1 of 6Hiromasa — 2 of 6Hiromasa — 3 of 6Hiromasa — 4 of 6Hiromasa — 5 of 6Hiromasa — 6 of 6
Measurements & details
Maker

Hiromasa

Era

Edo

Signature

Signed

Papers

Hozon (NBTHK)

Description

This is a kogai (utility knife handle) featuring a design of Benkei, signed by Hiromasa. It is made of shakudo with a polished ground and flat inlay hair carving, also featuring an inome sukashi (boar's eye openwork). The piece dates to the late Edo period and has been certified as Hozon Tosogu.

About the maker

Hiromasa

弘政

Hitachi

1 piece on the market now

›
1 work by Hiromasa on the market→
Hiromasa — full profile
NBTHK Certificate
Hozon Tōsōgu保存刀装具
Fitting Worthy of Preservation
›

Certifies a genuine fitting worth preserving: a correct signature, or, if unsigned, an identifiable era and school, with recognized artistic and craft value.

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
Ayakashi
🇯🇵Ships from Japan
›
✓Verified dealerayakashi.co.jp
Settles in JPY
✓Ships worldwide✓English supportWire transferCredit card
Return policy

Except where the item is defective, we do not accept returns as a rule. In the case of an error on our part, please contact us by email within 3 days of the item's arrival.

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

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

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Encyclopedia
Kantei
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