NihontoWatch MonNihontoWatch
Market
Encyclopedia
Kantei
NihontoWatch MonNihontoWatch
Market
Encyclopedia
Kantei

Description

This is a Katana from the Omiya school, originating from Bizen province during the Nanbokucho era. It is an o-suriage mumei blade, meaning it has been significantly shortened and is unsigned, but retains a substantial nagasa of 73.6cm. The blade features an Itame hada and a Choji-midare hamon, characteristic of the Omiya school, and is accompanied by an NBTHK Juyo Token certificate, designated at the 60th session.

NBTHK Setsumei

Juyo-Token, 60th Session — Designated October 16, 2014 Katana, mumei: Omiya (大宮) Measurements Nagasa 69.3 cm, sori 1.0 cm, motohaba 3.0 cm, sakihaba 2.2 cm, kissaki-nagasa 3.6 cm, nakago-nagasa 19.8 cm, nakago-sori 0.1 cm Description Keijo: shinogi-zukuri, iori-mune; somewhat wide mihaba with little difference between moto and saki width; thick kasane; shallow sori; elongated chū-kissaki. Kitae: itame-hada mixed with mokume and nagare-hada; abundant ji-nie (dense nie in the ground), with plentiful chikei; a faint utsuri appears. Hamon: A mixed temper of small notare, gunome, chōji, and togariba, with some angular turns; at times showing saka-gakari; with ashi and yō; nioi-dominant with ko-nie; accompanied by kinsuji and sunagashi, and with small tobiyaki. Boshi: On the omote it enters in midare-komi; on the ura it enters in notare-komi; a small tobiyaki appears above the yokote; on both sides it turns back with a pointed tendency. Horimono: Bō-hi on both sides, carved kaki-nagashi. Nakago: ō-suriage; kiri-jiri; file marks kiri; three mekugi-ana; unsigned. Artisan Omiya school Era Nanbokuchō period (koto) (inferred) Explanation The Omiya group of Bizen Province is traditionally said to have originated when the school’s founder Kunimori (国盛) moved from Inokuma Omiya in Yamashiro Province to Bizen. Kagemori (景盛), who cut long signatures such as “Bishū Osafune Kagemori” (備州長船景盛), has long been regarded as the school’s representative smith. In recent years, however, a new theory has emerged: based on shared stylistic traits and the common feature of cutting certain characters in reverse, Kagemori is understood as a collateral Osafune smith belonging to the lineage of Chikakage (近景) and Yoshikage (義景). From this perspective, it has been proposed that the smiths who cut powerful, large two-character signatures such as “Morikage” (盛景) or “Mori” (盛) may in fact represent the true Omiya smiths in the sense of inheriting Kunimori’s direct line—thereby prompting a re-examination of the conventional view. This katana has a somewhat wide mihaba with little taper from base to tip, a shallow sori, and an elongated chū-kissaki. The forging shows itame mixed with mokume and nagare-hada; abundant ji-nie adheres, chikei appears well, and a faint utsuri can be seen. The hamon blends multiple elements—small notare, gunome, chōji, and togariba—and is at places slightly angular, with occasional saka-gakari. Ashi and yō enter, the temper is nioi-dominant with ko-nie, and kinsuji, sunagashi, and tobiyaki appear. The bōshi runs into midare-komi and shows a pointed tendency in the turnback. These features clearly express the distinctive characteristics of the Omiya school. The blade is preserved in kenzen (sound and well-preserved) condition in both ji and ha; with thick kasane and ample nikuoki, it is a dignified and imposing work. Additionally, it is recorded as a prefectural designation (Board of Education), No. 5739, dated October 16, 1953.

NihontoWatch MonNihontoWatch
MarketEncyclopediaKantei
Swords›Bizen-den›Omiya›Katana: Omiya School, NBTHK Juyo Token
katanaJūyō
Omiya School

Katana: Omiya School, NBTHK Juyo Token

suriage-mumei · Omiya · Nanbokucho · nagasa 73.6cm · sori 1cm

SOLD
KatanaJūyō
Could you name the smith from the blade alone? Today’s kantei →
Omiya School — 1 of 5
Omiya School — 2 of 5
Omiya School — 3 of 5
Omiya School — 4 of 5
Omiya School — 5 of 5
1 / 5
1 / 5
Omiya School — 1 of 5Omiya School — 2 of 5Omiya School — 3 of 5Omiya School — 4 of 5Omiya School — 5 of 5
KatanaJūyō
Could you name the smith from the blade alone? Today’s kantei →
Measurements & details
Smith
Omiya School
Type
Katana
School
Omiya
Period
Nanbokucho
Province
Bizen
Signature
suriage-mumei(0% of this smith's designated works are signed)
Measurements
Nagasa 73.6cmSori 1cmMotohaba 3.15cmSakihaba 2.5cmKasane 0.74cm
Description

This is a Katana from the Omiya school, originating from Bizen province during the Nanbokucho era. It is an o-suriage mumei blade, meaning it has been significantly shortened and is unsigned, but retains a substantial nagasa of 73.6cm. The blade features an Itame hada and a Choji-midare hamon, characteristic of the Omiya school, and is accompanied by an NBTHK Juyo Token certificate, designated at the 60th session.

NBTHK Zufu Commentary

Juyo #60

AI translation — may contain errors

-, 60th Session — Designated October 16, 2014

, : (大宮)

Measurements 69.3 cm, 1.0 cm, 3.0 cm, 2.2 cm, 3.6 cm, 19.8 cm, 0.1 cm

Description Keijo: , ; somewhat wide with little difference between and width; thick ; shallow ; elongated . : mixed with and ; abundant (dense in the ground), with plentiful ; a faint appears. : A mixed temper of small , , , and , with some angular turns; at times showing ; with and ; -dominant with ; accompanied by and , and with small . : On the it enters in ; on the it enters in ; a small appears above the ; on both sides it turns back with a pointed tendency. : on both sides, carved kaki-nagashi. : ; ; file marks ; three ; unsigned.

Artisan school

Era period () (inferred)

Explanation The group of Province is traditionally said to have originated when the school’s founder Kunimori (国盛) moved from Inokuma in Yamashiro Province to . Kagemori (景盛), who cut long signatures such as “Bishū Kagemori” (備州長船景盛), has long been regarded as the school’s representative smith. In recent years, however, a new theory has emerged: based on shared stylistic traits and the common feature of cutting certain characters in reverse, Kagemori is understood as a collateral smith belonging to the lineage of Chikakage (近景) and Yoshikage (義景). From this perspective, it has been proposed that the smiths who cut powerful, large two-character signatures such as “Morikage” (盛景) or “Mori” (盛) may in fact represent the true smiths in the sense of inheriting Kunimori’s direct line—thereby prompting a re-examination of the conventional view.

This has a somewhat wide with little taper from base to tip, a shallow , and an elongated . The forging shows mixed with and ; abundant adheres, appears well, and a faint can be seen. The blends multiple elements—small , , , and —and is at places slightly angular, with occasional . and enter, the temper is -dominant with , and , , and appear. The runs into and shows a pointed tendency in the turnback. These features clearly express the distinctive characteristics of the school. The blade is preserved in (sound and well-preserved) condition in both and ; with thick and ample , it is a dignified and imposing work.

Additionally, it is recorded as a prefectural designation (Board of Education), No. 5739, dated October 16, 1953.

About the school

Omiya

大宮

Bizen-den · Bizen

7 pieces on the market now

›

The Omiya school (大宮) of Bizen traces its name and its blood to Kyoto, not to the Bizen heartland where it eventually settled. The published sources follow the line back to a remote ancestor, Kunimori, who is said to have left Inokuma Omiya in Yamashiro province and moved into Bizen during the Kamakura period, around the Bun'o years. With him the group carried a Yamashiro sensibility into the province of choji, and that transplanted origin remains the key to everything the school later became. Works by the earliest Omiya hands, Kunimori and Sukemori, survive in extremely small numbers, so the line first comes clearly into view at the close of the Kamakura period and then flowers through the height of the Nanbokucho era. Several names recur across these generations, among them Morishige, whose name passed down successive smiths from the late Kamakura into the Muromachi period; but the figure who left by far the largest body of work, and the highest reputation[[c:1]], is Morikage, who worked at Osafune and cut long, dated signatures such as Bishu Osafune Morikage across the Oan, Joji, Eiwa and Kakei years. What binds these smiths into a recognizable group is a particular blend, a temper that reads as Soden-Bizen yet is built differently from the clove-flower of mainstream Osafune. The jigane is the constant beneath the range: a standing itame mixed with mokume, the grain tending to open, with fine ji-nie, chikei entering, patches of jifu in the steel, and a Bizen midare-utsuri that rises on signed and mumei blades alike. Upon that ground the school sets a midare in which gunome, choji and an angular, pointed tendency intermingle, with ashi and yo entering well, nioi deepening to ko-nie, and fine sunagashi and kinsuji running through the ha. The recurring tells are a Yamashiro-tinged ji carrying that strong nie, and a boshi running midare-komi to a small round or a pointed turnback with hakikake. Within this shared vocabulary the hands diverge.

Morikage tends to a ko-notare base with somewhat angular crests and a subdued, shizumi nioiguchi rather than a showy temper, while his range stretches from that quiet register to a suguha the commentary likens to Aoe and the Unrui smiths[[c:2]]. Morishige favors a bold, opened-waist gunome, the koshi-hiraki pattern mixed with choji into flamboyant undulations. The breadth itself is a school trait, the published sources describing the Omiya saku-iki as wide, taking in notare-dominant work, florid choji-gunome midare, angular gunome, and the Aoe-manner suguha at its quiet edge. To kantei an Omiya blade is to read this fusion of Yamashiro-den refinement and Bizen-den flamboyance, then to separate it from its larger Osafune neighbors. The bright midare-utsuri and the nie-strong ji hold the school apart from Kanemitsu, whose temper undulates more broadly, and from the box-shaped large midare of Chogi, though the kinship to Chogi is real and acknowledged in the commentary, which places Morikage's workmanship beside it[[c:3]]. The school is often overshadowed by those two names, which makes the distinguishing read the more useful: the standing itame with its utsuri, the angular pointed elements, and the comparatively restrained nioiguchi. Morikage stands at the front rank of Nanbokucho Soden-Bizen and carries a Jo-jo saku grade in Fujishiro; his provenance runs through the daimyo houses, the Nabeshima of Hizen, the Uesugi, the Date and the Hisamatsu-Matsudaira, with a piece recorded in Imperial keeping. A modern scholarly question hangs over the name itself, the published sources recording a theory, now widely entertained, that the long-signature Morikage may belong to an Osafune collateral line connected to Chikakage and Yoshikage, and that the smiths who cut bold, large two-character signatures may be the true Omiya hands; the matter is left open. By the late Muromachi the distinctive Omiya traits fade, the Shinkuro generation of Morishige showing no difference from the general Sue-Bizen type, evidence that the subsidiary line was at last absorbed into the dominant Osafune school, a trajectory that gives the group its documentary value for the study of how Bizen's lesser lineages were drawn into the mainstream. Learn more →

16 recorded smiths141 designated works
Leading smiths
SmithEraDesignated
Morikage盛景1356-139092
Morikage盛景1299-13025
Nobuhide延秀1302-13030
Norifusa則房1199-12010
Morishige盛重1394-14282
Explore the Omiya school →

Historical context

Bizen in the Nanbokuchō period

›

Sixty years of war between two courts drove blades long and broad, and Osafune met the demand: Kanemitsu and Chōgi led forges serving the provincial warriors who did the fighting, while Sōshū influence arrived with the armies to create Sōden-Bizen.

Bizen in the Nanbokuchō period →

NBTHK Certificate
Jūyō Tōken重要刀剣
Important Sword
›

A blade of top-grade workmanship and condition, formally judged to rank with a nationally recognized Important Art Object (Jūyō Bijutsuhin). Awarded only at the NBTHK’s competitive annual examination.

Of Japan’s roughly 2.5 million registered swords, only 12,307 (about 1 in 203) have ever attained Jūyō.

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
W
World Seiyudo
Established 2008 · 18 yrs on the market
🇯🇵Ships from Japan
›
✓Verified dealerworld-seiyudo.com
✓Ships worldwide✓English supportWire transferPayPalCredit card
Return policy

No cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).

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

Previously sold — Omiya School

View all →
Samurai Store
Hozon
Katana - Hozon - by Omiya School - MorishigeKatana - Hozon - by Omiya School - Morishige
Sold

Katana

ByOmiya School
SOLD
Token Oranda
Tokuho
Katana - Tokuho - by Omiya School - Mumei Omiya Katana with Double Shirasaya, NBTHK Tokubetsu Hozon, 73cm Nagasa, Bonji, Nanbokucho Period (14th Century)Katana - Tokuho - by Omiya School - Mumei Omiya Katana with Double Shirasaya, NBTHK Tokubetsu Hozon, 73cm Nagasa, Bonji, Nanbokucho Period (14th Century)
Sold

Katana

ByOmiya School
SOLD
Samurai Museum
Tokuho
Wakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon CertificateWakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon Certificate
Sold

Wakizashi

ByOmiya School
SOLD
Nipponto
Tokuho
Katana - Tokuho - by Omiya School - Den Omiya (with Itomaki-no-Tachi Koshirae)Katana - Tokuho - by Omiya School - Den Omiya (with Itomaki-no-Tachi Koshirae)
Sold

Katana

ByOmiya School
SOLD
Token Bizenya
Tokuho
Katana - Tokuho - by Omiya School - Mumei OmiyaKatana - Tokuho - by Omiya School - Mumei Omiya
Sold

Katana

ByOmiya School
SOLD
Nihonto Antiques
Tokuho
Katana - Tokuho - by Omiya School - Osafune MorikageKatana - Tokuho - by Omiya School - Osafune Morikage
Sold

Katana

ByOmiya School
SOLD
Nihonto Art
Tokuho
Wakizashi - Tokuho - by Omiya School - Omiya School with Tasteful KoshiraeWakizashi - Tokuho - by Omiya School - Omiya School with Tasteful Koshirae
Sold

Wakizashi

ByOmiya School
SOLD
Samurai Museum
Tokuho
Wakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon CertificateWakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon Certificate
Sold

Wakizashi

ByOmiya School
SOLD

More from the Omiya school

View all →
Eirakudo
Jūyō
Katana - Jūyō - by Omiya Morikage - Ohmiya Morikage - Juyo TokenKatana - Jūyō - by Omiya Morikage - Ohmiya Morikage - Juyo Token

Katana

ByOmiya Morikage
¥4,000,000
Nihontocraft
Jūyō
Katana - Jūyō - by Omiya Morikage - Bishu Osafune Morikage - 68th Juyo TokenKatana - Jūyō - by Omiya Morikage - Bishu Osafune Morikage - 68th Juyo Token

Katana

ByOmiya Morikage
¥46,000
Aoi Art
Tokuho
Katana - Tokuho - by Omiya Morishige - Mumei (Unsigned) Osafune MorishigeKatana - Tokuho - by Omiya Morishige - Mumei (Unsigned) Osafune Morishige

Katana

ByOmiya Morishige
¥2,000,000
Nosyudo
Hozon
Wakizashi - Hozon - by Omiya Morishige - Mumei (attributed to Osafune Morishige) / 60.4cmWakizashi - Hozon - by Omiya Morishige - Mumei (attributed to Osafune Morishige) / 60.4cm

Wakizashi

ByOmiya Morishige
¥1,200,000
Toushin
Tokuho
Katana - Tokuho - by Omiya School - Mumei (Attributed to Omiya) - 2-1019Katana - Tokuho - by Omiya School - Mumei (Attributed to Omiya) - 2-1019

Katana

ByOmiya School
¥2,750,000
Touken Matsumoto
Hozon
Katana - Hozon - by Omiya Morishige - Mumei (Osafune Morishige)Katana - Hozon - by Omiya Morishige - Mumei (Osafune Morishige)

Katana

ByOmiya Morishige
¥1,200,000
Katana Ando
脇差Photos not published
Wakizashi - by Omiya Morishige - Wakizashi, Bishu Osafune Morishige, Oei 6th Year 2nd Month Day

Wakizashi

ByOmiya Morishige
¥450,000

More from the Bizen tradition

View all →
Nihonto.com
Jūyō
Tanto - Jūyō - by Osafune Kagemitsu - Juyo Tanto by Bizen KagemitsuTanto - Jūyō - by Osafune Kagemitsu - Juyo Tanto by Bizen Kagemitsu

Tantō

ByOsafune Kagemitsu
¥89,500
Aoi Art
Jūyō Bijutsuhin
Daisho - Jubi - by Osafune Nagamitsu - Dai Sho: Katana (Important Art Object): Mumei (Attributed to Nagamitsu) / Wakizashi: Mumei (Attributed to Sekishu Naotsuna)Daisho - Jubi - by Osafune Nagamitsu - Dai Sho: Katana (Important Art Object): Mumei (Attributed to Nagamitsu) / Wakizashi: Mumei (Attributed to Sekishu Naotsuna)

Daishō

ByOsafune Nagamitsu
Ask
Aoi Art
Tokuho
Wakizashi - Tokuho - by Oei-Bizen Morimitsu - Bishū Osafune Morimitsu, dated Ōei 26 (1419) - NBTHK Tokubetsu Hozon TokenWakizashi - Tokuho - by Oei-Bizen Morimitsu - Bishū Osafune Morimitsu, dated Ōei 26 (1419) - NBTHK Tokubetsu Hozon Token

Wakizashi

ByOei-Bizen Morimitsu
Starting Bid¥1,500,000
Hyozaemon
Tokuho
Tokuho - by Fukuoka Ichimonji Yoshifusa - Naginata Naoshi Wakizashi by Fukuoka Ichimonji Yoshifusa, a Master of IchimonjiTokuho - by Fukuoka Ichimonji Yoshifusa - Naginata Naoshi Wakizashi by Fukuoka Ichimonji Yoshifusa, a Master of Ichimonji

Naginata Naoshi Wakizashi by Fukuoka Ichimonji Yoshifusa, a Master of Ichimonji

ByFukuoka Ichimonji Yoshifusa
Ask
Tsuruginoya
Jūyō
Katana - Jūyō - by Fukuoka Ichimonji School - Mumei Fukuoka IchimonjiKatana - Jūyō - by Fukuoka Ichimonji School - Mumei Fukuoka Ichimonji

Katana

ByFukuoka Ichimonji School
Ask
Eirakudo
Jūyō
Katana - Jūyō - by Motoshige - Motoshige - Juyo TokenKatana - Jūyō - by Motoshige - Motoshige - Juyo Token

Katana

ByMotoshige
¥6,000,000
Eirakudo
Tokuho
Katana - Tokuho - by Katayama Ichimonji School - Katayama Ichimonji - Tokubetsu Hozon TokenKatana - Tokuho - by Katayama Ichimonji School - Katayama Ichimonji - Tokubetsu Hozon Token

Katana

ByKatayama Ichimonji School
¥4,500,000
Giheiya
Hozon
Katana - Hozon - by Takada School - Mumei (Hira Takada) - 72.1cm, with Koshirae and ShirasayaKatana - Hozon - by Takada School - Mumei (Hira Takada) - 72.1cm, with Koshirae and Shirasaya

Katana

ByTakada School
¥350,000

Swords

  • Katana
  • Wakizashi
  • Tantō
  • Tachi
  • Naginata
  • Yari
  • Japanese Swords
  • Samurai Swords

Fittings

  • Tsuba
  • Fuchi-Kashira
  • Kozuka
  • Menuki
  • Sword Guards (Tsuba)

Armor

  • Kabuto
  • Samurai Armor
  • All Samurai Armor

By Certification

  • Tokujū
  • Jūyō
  • Tokuho
  • Hozon

Resources

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

Description

This is a Katana from the Omiya school, originating from Bizen province during the Nanbokucho era. It is an o-suriage mumei blade, meaning it has been significantly shortened and is unsigned, but retains a substantial nagasa of 73.6cm. The blade features an Itame hada and a Choji-midare hamon, characteristic of the Omiya school, and is accompanied by an NBTHK Juyo Token certificate, designated at the 60th session.

NBTHK Setsumei

Juyo-Token, 60th Session — Designated October 16, 2014 Katana, mumei: Omiya (大宮) Measurements Nagasa 69.3 cm, sori 1.0 cm, motohaba 3.0 cm, sakihaba 2.2 cm, kissaki-nagasa 3.6 cm, nakago-nagasa 19.8 cm, nakago-sori 0.1 cm Description Keijo: shinogi-zukuri, iori-mune; somewhat wide mihaba with little difference between moto and saki width; thick kasane; shallow sori; elongated chū-kissaki. Kitae: itame-hada mixed with mokume and nagare-hada; abundant ji-nie (dense nie in the ground), with plentiful chikei; a faint utsuri appears. Hamon: A mixed temper of small notare, gunome, chōji, and togariba, with some angular turns; at times showing saka-gakari; with ashi and yō; nioi-dominant with ko-nie; accompanied by kinsuji and sunagashi, and with small tobiyaki. Boshi: On the omote it enters in midare-komi; on the ura it enters in notare-komi; a small tobiyaki appears above the yokote; on both sides it turns back with a pointed tendency. Horimono: Bō-hi on both sides, carved kaki-nagashi. Nakago: ō-suriage; kiri-jiri; file marks kiri; three mekugi-ana; unsigned. Artisan Omiya school Era Nanbokuchō period (koto) (inferred) Explanation The Omiya group of Bizen Province is traditionally said to have originated when the school’s founder Kunimori (国盛) moved from Inokuma Omiya in Yamashiro Province to Bizen. Kagemori (景盛), who cut long signatures such as “Bishū Osafune Kagemori” (備州長船景盛), has long been regarded as the school’s representative smith. In recent years, however, a new theory has emerged: based on shared stylistic traits and the common feature of cutting certain characters in reverse, Kagemori is understood as a collateral Osafune smith belonging to the lineage of Chikakage (近景) and Yoshikage (義景). From this perspective, it has been proposed that the smiths who cut powerful, large two-character signatures such as “Morikage” (盛景) or “Mori” (盛) may in fact represent the true Omiya smiths in the sense of inheriting Kunimori’s direct line—thereby prompting a re-examination of the conventional view. This katana has a somewhat wide mihaba with little taper from base to tip, a shallow sori, and an elongated chū-kissaki. The forging shows itame mixed with mokume and nagare-hada; abundant ji-nie adheres, chikei appears well, and a faint utsuri can be seen. The hamon blends multiple elements—small notare, gunome, chōji, and togariba—and is at places slightly angular, with occasional saka-gakari. Ashi and yō enter, the temper is nioi-dominant with ko-nie, and kinsuji, sunagashi, and tobiyaki appear. The bōshi runs into midare-komi and shows a pointed tendency in the turnback. These features clearly express the distinctive characteristics of the Omiya school. The blade is preserved in kenzen (sound and well-preserved) condition in both ji and ha; with thick kasane and ample nikuoki, it is a dignified and imposing work. Additionally, it is recorded as a prefectural designation (Board of Education), No. 5739, dated October 16, 1953.

NihontoWatch MonNihontoWatch
MarketEncyclopediaKantei
Swords›Bizen-den›Omiya›Katana: Omiya School, NBTHK Juyo Token
katanaJūyō
Omiya School

Katana: Omiya School, NBTHK Juyo Token

suriage-mumei · Omiya · Nanbokucho · nagasa 73.6cm · sori 1cm

SOLD
KatanaJūyō
Could you name the smith from the blade alone? Today’s kantei →
Omiya School — 1 of 5
Omiya School — 2 of 5
Omiya School — 3 of 5
Omiya School — 4 of 5
Omiya School — 5 of 5
1 / 5
1 / 5
Omiya School — 1 of 5Omiya School — 2 of 5Omiya School — 3 of 5Omiya School — 4 of 5Omiya School — 5 of 5
KatanaJūyō
Could you name the smith from the blade alone? Today’s kantei →
Measurements & details
Smith
Omiya School
Type
Katana
School
Omiya
Period
Nanbokucho
Province
Bizen
Signature
suriage-mumei(0% of this smith's designated works are signed)
Measurements
Nagasa 73.6cmSori 1cmMotohaba 3.15cmSakihaba 2.5cmKasane 0.74cm
Description

This is a Katana from the Omiya school, originating from Bizen province during the Nanbokucho era. It is an o-suriage mumei blade, meaning it has been significantly shortened and is unsigned, but retains a substantial nagasa of 73.6cm. The blade features an Itame hada and a Choji-midare hamon, characteristic of the Omiya school, and is accompanied by an NBTHK Juyo Token certificate, designated at the 60th session.

NBTHK Zufu Commentary

Juyo #60

AI translation — may contain errors

-, 60th Session — Designated October 16, 2014

, : (大宮)

Measurements 69.3 cm, 1.0 cm, 3.0 cm, 2.2 cm, 3.6 cm, 19.8 cm, 0.1 cm

Description Keijo: , ; somewhat wide with little difference between and width; thick ; shallow ; elongated . : mixed with and ; abundant (dense in the ground), with plentiful ; a faint appears. : A mixed temper of small , , , and , with some angular turns; at times showing ; with and ; -dominant with ; accompanied by and , and with small . : On the it enters in ; on the it enters in ; a small appears above the ; on both sides it turns back with a pointed tendency. : on both sides, carved kaki-nagashi. : ; ; file marks ; three ; unsigned.

Artisan school

Era period () (inferred)

Explanation The group of Province is traditionally said to have originated when the school’s founder Kunimori (国盛) moved from Inokuma in Yamashiro Province to . Kagemori (景盛), who cut long signatures such as “Bishū Kagemori” (備州長船景盛), has long been regarded as the school’s representative smith. In recent years, however, a new theory has emerged: based on shared stylistic traits and the common feature of cutting certain characters in reverse, Kagemori is understood as a collateral smith belonging to the lineage of Chikakage (近景) and Yoshikage (義景). From this perspective, it has been proposed that the smiths who cut powerful, large two-character signatures such as “Morikage” (盛景) or “Mori” (盛) may in fact represent the true smiths in the sense of inheriting Kunimori’s direct line—thereby prompting a re-examination of the conventional view.

This has a somewhat wide with little taper from base to tip, a shallow , and an elongated . The forging shows mixed with and ; abundant adheres, appears well, and a faint can be seen. The blends multiple elements—small , , , and —and is at places slightly angular, with occasional . and enter, the temper is -dominant with , and , , and appear. The runs into and shows a pointed tendency in the turnback. These features clearly express the distinctive characteristics of the school. The blade is preserved in (sound and well-preserved) condition in both and ; with thick and ample , it is a dignified and imposing work.

Additionally, it is recorded as a prefectural designation (Board of Education), No. 5739, dated October 16, 1953.

About the school

Omiya

大宮

Bizen-den · Bizen

7 pieces on the market now

›

The Omiya school (大宮) of Bizen traces its name and its blood to Kyoto, not to the Bizen heartland where it eventually settled. The published sources follow the line back to a remote ancestor, Kunimori, who is said to have left Inokuma Omiya in Yamashiro province and moved into Bizen during the Kamakura period, around the Bun'o years. With him the group carried a Yamashiro sensibility into the province of choji, and that transplanted origin remains the key to everything the school later became. Works by the earliest Omiya hands, Kunimori and Sukemori, survive in extremely small numbers, so the line first comes clearly into view at the close of the Kamakura period and then flowers through the height of the Nanbokucho era. Several names recur across these generations, among them Morishige, whose name passed down successive smiths from the late Kamakura into the Muromachi period; but the figure who left by far the largest body of work, and the highest reputation[[c:1]], is Morikage, who worked at Osafune and cut long, dated signatures such as Bishu Osafune Morikage across the Oan, Joji, Eiwa and Kakei years. What binds these smiths into a recognizable group is a particular blend, a temper that reads as Soden-Bizen yet is built differently from the clove-flower of mainstream Osafune. The jigane is the constant beneath the range: a standing itame mixed with mokume, the grain tending to open, with fine ji-nie, chikei entering, patches of jifu in the steel, and a Bizen midare-utsuri that rises on signed and mumei blades alike. Upon that ground the school sets a midare in which gunome, choji and an angular, pointed tendency intermingle, with ashi and yo entering well, nioi deepening to ko-nie, and fine sunagashi and kinsuji running through the ha. The recurring tells are a Yamashiro-tinged ji carrying that strong nie, and a boshi running midare-komi to a small round or a pointed turnback with hakikake. Within this shared vocabulary the hands diverge.

Morikage tends to a ko-notare base with somewhat angular crests and a subdued, shizumi nioiguchi rather than a showy temper, while his range stretches from that quiet register to a suguha the commentary likens to Aoe and the Unrui smiths[[c:2]]. Morishige favors a bold, opened-waist gunome, the koshi-hiraki pattern mixed with choji into flamboyant undulations. The breadth itself is a school trait, the published sources describing the Omiya saku-iki as wide, taking in notare-dominant work, florid choji-gunome midare, angular gunome, and the Aoe-manner suguha at its quiet edge. To kantei an Omiya blade is to read this fusion of Yamashiro-den refinement and Bizen-den flamboyance, then to separate it from its larger Osafune neighbors. The bright midare-utsuri and the nie-strong ji hold the school apart from Kanemitsu, whose temper undulates more broadly, and from the box-shaped large midare of Chogi, though the kinship to Chogi is real and acknowledged in the commentary, which places Morikage's workmanship beside it[[c:3]]. The school is often overshadowed by those two names, which makes the distinguishing read the more useful: the standing itame with its utsuri, the angular pointed elements, and the comparatively restrained nioiguchi. Morikage stands at the front rank of Nanbokucho Soden-Bizen and carries a Jo-jo saku grade in Fujishiro; his provenance runs through the daimyo houses, the Nabeshima of Hizen, the Uesugi, the Date and the Hisamatsu-Matsudaira, with a piece recorded in Imperial keeping. A modern scholarly question hangs over the name itself, the published sources recording a theory, now widely entertained, that the long-signature Morikage may belong to an Osafune collateral line connected to Chikakage and Yoshikage, and that the smiths who cut bold, large two-character signatures may be the true Omiya hands; the matter is left open. By the late Muromachi the distinctive Omiya traits fade, the Shinkuro generation of Morishige showing no difference from the general Sue-Bizen type, evidence that the subsidiary line was at last absorbed into the dominant Osafune school, a trajectory that gives the group its documentary value for the study of how Bizen's lesser lineages were drawn into the mainstream. Learn more →

16 recorded smiths141 designated works
Leading smiths
SmithEraDesignated
Morikage盛景1356-139092
Morikage盛景1299-13025
Nobuhide延秀1302-13030
Norifusa則房1199-12010
Morishige盛重1394-14282
Explore the Omiya school →

Historical context

Bizen in the Nanbokuchō period

›

Sixty years of war between two courts drove blades long and broad, and Osafune met the demand: Kanemitsu and Chōgi led forges serving the provincial warriors who did the fighting, while Sōshū influence arrived with the armies to create Sōden-Bizen.

Bizen in the Nanbokuchō period →

NBTHK Certificate
Jūyō Tōken重要刀剣
Important Sword
›

A blade of top-grade workmanship and condition, formally judged to rank with a nationally recognized Important Art Object (Jūyō Bijutsuhin). Awarded only at the NBTHK’s competitive annual examination.

Of Japan’s roughly 2.5 million registered swords, only 12,307 (about 1 in 203) have ever attained Jūyō.

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
W
World Seiyudo
Established 2008 · 18 yrs on the market
🇯🇵Ships from Japan
›
✓Verified dealerworld-seiyudo.com
✓Ships worldwide✓English supportWire transferPayPalCredit card
Return policy

No cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).

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

Previously sold — Omiya School

View all →
Samurai Store
Hozon
Katana - Hozon - by Omiya School - MorishigeKatana - Hozon - by Omiya School - Morishige
Sold

Katana

ByOmiya School
SOLD
Token Oranda
Tokuho
Katana - Tokuho - by Omiya School - Mumei Omiya Katana with Double Shirasaya, NBTHK Tokubetsu Hozon, 73cm Nagasa, Bonji, Nanbokucho Period (14th Century)Katana - Tokuho - by Omiya School - Mumei Omiya Katana with Double Shirasaya, NBTHK Tokubetsu Hozon, 73cm Nagasa, Bonji, Nanbokucho Period (14th Century)
Sold

Katana

ByOmiya School
SOLD
Samurai Museum
Tokuho
Wakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon CertificateWakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon Certificate
Sold

Wakizashi

ByOmiya School
SOLD
Nipponto
Tokuho
Katana - Tokuho - by Omiya School - Den Omiya (with Itomaki-no-Tachi Koshirae)Katana - Tokuho - by Omiya School - Den Omiya (with Itomaki-no-Tachi Koshirae)
Sold

Katana

ByOmiya School
SOLD
Token Bizenya
Tokuho
Katana - Tokuho - by Omiya School - Mumei OmiyaKatana - Tokuho - by Omiya School - Mumei Omiya
Sold

Katana

ByOmiya School
SOLD
Nihonto Antiques
Tokuho
Katana - Tokuho - by Omiya School - Osafune MorikageKatana - Tokuho - by Omiya School - Osafune Morikage
Sold

Katana

ByOmiya School
SOLD
Nihonto Art
Tokuho
Wakizashi - Tokuho - by Omiya School - Omiya School with Tasteful KoshiraeWakizashi - Tokuho - by Omiya School - Omiya School with Tasteful Koshirae
Sold

Wakizashi

ByOmiya School
SOLD
Samurai Museum
Tokuho
Wakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon CertificateWakizashi - Tokuho - by Omiya School - Antique Japanese Sword Wakizashi Attributed to Omiya NBTHK Tokubetsu Hozon Certificate
Sold

Wakizashi

ByOmiya School
SOLD

More from the Omiya school

View all →
Eirakudo
Jūyō
Katana - Jūyō - by Omiya Morikage - Ohmiya Morikage - Juyo TokenKatana - Jūyō - by Omiya Morikage - Ohmiya Morikage - Juyo Token

Katana

ByOmiya Morikage
¥4,000,000
Nihontocraft
Jūyō
Katana - Jūyō - by Omiya Morikage - Bishu Osafune Morikage - 68th Juyo TokenKatana - Jūyō - by Omiya Morikage - Bishu Osafune Morikage - 68th Juyo Token

Katana

ByOmiya Morikage
¥46,000
Aoi Art
Tokuho
Katana - Tokuho - by Omiya Morishige - Mumei (Unsigned) Osafune MorishigeKatana - Tokuho - by Omiya Morishige - Mumei (Unsigned) Osafune Morishige

Katana

ByOmiya Morishige
¥2,000,000
Nosyudo
Hozon
Wakizashi - Hozon - by Omiya Morishige - Mumei (attributed to Osafune Morishige) / 60.4cmWakizashi - Hozon - by Omiya Morishige - Mumei (attributed to Osafune Morishige) / 60.4cm

Wakizashi

ByOmiya Morishige
¥1,200,000
Toushin
Tokuho
Katana - Tokuho - by Omiya School - Mumei (Attributed to Omiya) - 2-1019Katana - Tokuho - by Omiya School - Mumei (Attributed to Omiya) - 2-1019

Katana

ByOmiya School
¥2,750,000
Touken Matsumoto
Hozon
Katana - Hozon - by Omiya Morishige - Mumei (Osafune Morishige)Katana - Hozon - by Omiya Morishige - Mumei (Osafune Morishige)

Katana

ByOmiya Morishige
¥1,200,000
Katana Ando
脇差Photos not published
Wakizashi - by Omiya Morishige - Wakizashi, Bishu Osafune Morishige, Oei 6th Year 2nd Month Day

Wakizashi

ByOmiya Morishige
¥450,000

More from the Bizen tradition

View all →
Nihonto.com
Jūyō
Tanto - Jūyō - by Osafune Kagemitsu - Juyo Tanto by Bizen KagemitsuTanto - Jūyō - by Osafune Kagemitsu - Juyo Tanto by Bizen Kagemitsu

Tantō

ByOsafune Kagemitsu
¥89,500
Aoi Art
Jūyō Bijutsuhin
Daisho - Jubi - by Osafune Nagamitsu - Dai Sho: Katana (Important Art Object): Mumei (Attributed to Nagamitsu) / Wakizashi: Mumei (Attributed to Sekishu Naotsuna)Daisho - Jubi - by Osafune Nagamitsu - Dai Sho: Katana (Important Art Object): Mumei (Attributed to Nagamitsu) / Wakizashi: Mumei (Attributed to Sekishu Naotsuna)

Daishō

ByOsafune Nagamitsu
Ask
Aoi Art
Tokuho
Wakizashi - Tokuho - by Oei-Bizen Morimitsu - Bishū Osafune Morimitsu, dated Ōei 26 (1419) - NBTHK Tokubetsu Hozon TokenWakizashi - Tokuho - by Oei-Bizen Morimitsu - Bishū Osafune Morimitsu, dated Ōei 26 (1419) - NBTHK Tokubetsu Hozon Token

Wakizashi

ByOei-Bizen Morimitsu
Starting Bid¥1,500,000
Hyozaemon
Tokuho
Tokuho - by Fukuoka Ichimonji Yoshifusa - Naginata Naoshi Wakizashi by Fukuoka Ichimonji Yoshifusa, a Master of IchimonjiTokuho - by Fukuoka Ichimonji Yoshifusa - Naginata Naoshi Wakizashi by Fukuoka Ichimonji Yoshifusa, a Master of Ichimonji

Naginata Naoshi Wakizashi by Fukuoka Ichimonji Yoshifusa, a Master of Ichimonji

ByFukuoka Ichimonji Yoshifusa
Ask
Tsuruginoya
Jūyō
Katana - Jūyō - by Fukuoka Ichimonji School - Mumei Fukuoka IchimonjiKatana - Jūyō - by Fukuoka Ichimonji School - Mumei Fukuoka Ichimonji

Katana

ByFukuoka Ichimonji School
Ask
Eirakudo
Jūyō
Katana - Jūyō - by Motoshige - Motoshige - Juyo TokenKatana - Jūyō - by Motoshige - Motoshige - Juyo Token

Katana

ByMotoshige
¥6,000,000
Eirakudo
Tokuho
Katana - Tokuho - by Katayama Ichimonji School - Katayama Ichimonji - Tokubetsu Hozon TokenKatana - Tokuho - by Katayama Ichimonji School - Katayama Ichimonji - Tokubetsu Hozon Token

Katana

ByKatayama Ichimonji School
¥4,500,000
Giheiya
Hozon
Katana - Hozon - by Takada School - Mumei (Hira Takada) - 72.1cm, with Koshirae and ShirasayaKatana - Hozon - by Takada School - Mumei (Hira Takada) - 72.1cm, with Koshirae and Shirasaya

Katana

ByTakada School
¥350,000

Swords

  • Katana
  • Wakizashi
  • Tantō
  • Tachi
  • Naginata
  • Yari
  • Japanese Swords
  • Samurai Swords

Fittings

  • Tsuba
  • Fuchi-Kashira
  • Kozuka
  • Menuki
  • Sword Guards (Tsuba)

Armor

  • Kabuto
  • Samurai Armor
  • All Samurai Armor

By Certification

  • Tokujū
  • Jūyō
  • Tokuho
  • Hozon

Resources

  • Dealer Directory
  • Artist Directory
  • The Daily Kantei
  • Glossary
  • Browse All
Nihontowatch© 2026
TermsPrivacyCookiesAbout
Sold
NihontoWatch MonNihontoWatch
Market
Encyclopedia
Kantei
NihontoWatch MonNihontoWatch
Market
Encyclopedia
Kantei