Sengoku Seki was an industry: smiths organized under their tutelary Kasuga shrine, arming the war bands of central Japan. Magoroku Kanemoto’s sanbonsugi and the finest Kanesada work prove quality survived inside mass production.
NihontoWatchNihontoWatchAntique Japanese Sword Wakizashi Signed by Kaneuji with NBTHK Hozon Certificate 【Description】 This blade was signed by Kaneuji (兼氏) during the late Muromachi period (1469-1487) in Mino province (today’s Gifu prefecture). Kaneuji was based in Seki, a town known for its high-quality blades. His work is a fine example of the MINO-DEN (美濃伝), a school of sword-making famous for its practical and innovative designs during times of conflict. While not the first-gen Kaneuji, this later gen continued to uphold and refine the techniques and traditions of his predecessors. Late Muromachi period was a time of political and social upheaval, especially the Onin War (応仁の乱, 1467-1477) had plunges Japan into chaos, marking the start of the Sengoku period, an age of constant warfare among regional lords. This unrest created a strong demand for well-crafted swords, and Mino province became a center for production. Kaneuji’s work from this era reflects the needs of the time, with a focus on functionality and reliability while maintaining the artistic qualities valued in Japanese blades. First-gen Kaneuji The first-gen Kaneuji was a renowned swordsmith from the Kamakura period who trained under the SOSHU-DEN School (相州伝), heavily influenced by Masamune, one of Japan’s great swordmakers. After moving to Mino province, he established the foundation of MINO-DEN (美濃伝) by blending SOSHU-DEN techniques with local styles. His work became a benchmark for craftmanship, known for its robustness and sharpness, and laid the groundwork for later generations of Kaneuji, including this smith from the late Muromachi period. MINO DEN MINO-DEN exceedingly prospered during Sengoku Jidai (Warring State period) due to the high demand for weapons. And the location of Mino province beat others. Akechi Mitsuhide controlled Mino province, and Nobunaga Oda ruled Owari province. Tokugawa Ieyasu was the lord of Suruga (Neighboring areas). There was high demand from those powerful feudal lords and their retainers. Furthermore, so many wars occurred between the Kanto region and the Kyoto area. Mino is located in the middle, making feudal lords feel convenient to order swords from MINO-DEN. The blades forged in MINO provinces also had the reputation of their practical design and sharpness. Many feudal lords demanded swords forged in the Mino province. This highly skilled sword-forging technique has been passed down for generations. The smith’s name “Kanesada” was one of the most famous ones even after the warring state ended. This blade is appraised as a Hozon Token (保存刀剣) issued by NBTHK(Nihon Bijutsu Touken Hozon Kyokai:日本美術刀剣保存協会). This authentication paper was only given to authentic Japanese swords, well preserved and high quality with artistic value. *Please keep in mind that there are is noticeable Kitae Kizu on this blade. If you like to know the detailed condition, please feel free to contact us. *Please keep in mind that this Tanto sword comes with a Wakizashi Koshirae. 【Blade】 Cutting Edge Length(Nagasa) : 38.4 cm (15.1 inches) Curvature(Sori) : 1.0 cm (0.39nches) Hamon : The crystalline structure which forms along the cutting edge of a blade as a result of the hardening process Jimon(Jihada) : visible steel surface pattern created by folding and hammering during forging process Kissaki : Kissaki is the tip of the Japanese sword. Nakago : Nakago is the tang of the Japanese sword. Japanese swordsmiths left the black rust on the tang because it prevents red rust while the tang is in its handle. And the discoloration of the tang was created over time, and it is a great indicator for a Japanese sword specialist to estimate when the sword was forged. Koshirae : Koshirae is the mounting of the Japanese sword. There are several parts that consist of Koshirae such as Saya (Sabbard), Tsuka (Handle), Tsuba (Handguard). Fuchi-Kashira : A pair of matching sword fittings that cover the upper and bottom parts of its sword hilt. This Fuchi-Kashira has a family crest called Gosan-
NihontoWatchOffered by Samurai Museum
This piece has sold
17 on the market
Get an email when a new Shizu Kaneuji piece hits the market.
Shizu (Mino) · Mino · around 1319-1321
Fujishiro Sai-jo saku · Tōken Taikan top 2%
Shizu is in origin a place name in Mino: because Masamune's pupil Kaneuji came to live and forge there, the name passed from village to man, and in the appraisal tradition a blade attributed simply Shizu means Kaneuji[[c:1]]. He began in Yamato as a Tegai smith signing 包氏, entered the gate of Soshu Masamune, and at Shizu changed the writing to 兼氏. Counted from old among the Masamune Juttetsu, he is, in the sentence his designation texts repeat, the one whose manner stands closest to Masamune[[c:2]]. No dated work survives; the sources fix his period from the Kanno 1 (1350) date of his reputed pupil Kanetsugu, the very end of Kamakura into early Nanbokucho. One gold-inlaid katana goes further: in settling there he created the foundation of the Mino smiths[[c:3]].
The kantei against the master is stated in one clause: what differs from Masamune is that masame mixes into the kitae and the gunome run linked within the ha[[c:4]]. His itame flows and leans toward masame far more often than in Masamune, Sadamune, Norishige or Yukimitsu, the Tegai hand surviving inside finished Soshu work. The pointed teeth are a second tell, togari-ba mixing into his gunome across much of the corpus where on the Soshu homeland smiths they are an occasional accident. Where Masamune's midare never shows the same form twice, Kaneuji lets two or three gunome of one shape run linked in series, and the texts call the linked ko-gunome his habit of hand[[c:5]]. The boshi sweeps with hakikake and turns back gently round, the calm round return named among his traits.
The manner itself is grand Nanbokucho work. The katana run wide with little taper, shallow in sori, the kissaki extended or grown to o-kissaki. The jigane is itame mixed with mokume and flowing hada, the ji-nie thick, minute on the finest pieces, with fine chikei entering incessantly. Over it he tempers a notare base with gunome, ko-gunome and togari-ba, the nioiguchi deep, the nie thick and bright with rough nie in places; kinsuji, sunagashi, yubashiri and tobiyaki work through ha and ji, and the boshi runs midare-komi or notare into ko-maru or o-maru with hakikake. Yamato shows through this Soshu surface at the edge, in hotsure, kuichigai-ba, nijuba and uchinoke. The first Tokubetsu Juyo text settled a first-glance Soshu masterpiece on exactly these points, reading the flowing itame, pointed gunome and swept, yakizume-like boshi as a Yamato air[[c:6]]; another finds the Yamato temperament[[c:7]] in the masa-leaning kitae and shallow return; a recurring formula resolves the whole: Yamato-den with Soshu-den added[[c:8]].
Signed works are exceedingly rare, the record repeating it in nearly the same words across decades[[c:9]]: eight signed records stand against one hundred thirty-six titled mumei, the kiwame sustained by gold-inlaid and red-lacquer attribution inscriptions and by Hon'ami origami: the Edo kinzogan of Sugawara Naganori, a Hon'ami Kochu origami of Kyoho 3 (1718) at 1,500 kan, the tanto whose gold-inlaid name Hanagatami is attributed to Hon'ami Koetsu. The rare signed pieces form a register of their own, maru-mune tachi, some carved with futasuji-hi whose tips sit slightly low, and ubu tanto with uchizori, short for their era; the sources turn the point into a trait: builds that never become especially long are rather characteristic of Kaneuji. Within the mumei corpus two poles stand apart. At the bold extreme the yaki rises and falls strongly, tobiyaki and long yubashiri scatter, and the boshi fills with fire: one Tokubetsu Juyo katana is called a blade of particular daring among Shizu attributions[[c:10]]; another, of Enbun-Joji build with a flame-form boshi burning down the mune, is named the very finest of the smith's attributions[[c:11]]; a third, gold-inlaid, is so daring that the text takes the Kaneuji kinzogan as confirmed by the work itself. At the calm extreme the temper sits low and even, a shallow notare with ko-gunome; one signed Jubi tachi in suguha-cho stands apart even from his other signed blades. At least two Kaneuji are thought to have worked in Nanbokucho; Honma records that on the whole the large mei belong to the first generation, the small to the second and after, the first generation's signature angular and large in its cutting[[c:12]].
The appraisal tradition keeps a lattice of distinct targets around him. A Shizu attribution in the broad sense, the so-called O-Shizu, can reach past the first Kaneuji to the second and third generations and the direct pupils; blades of the direct line are marked as not descending to what is called Naoe Shizu[[c:13]]. Naoe Shizu is the school after the move to Naoe in the same province, its jigane showing, against the master's, the feeling of less ji-nie with chikei growing fewer[[c:14]]; one katana published at Juyo session 15 as Naoe Shizu was raised at Tokubetsu Juyo session 7 as den Shizu. The boundary runs upward as well. The katana that opened his Tokubetsu Juyo record had carried a Hon'ami Koyu origami to Sadamune and a sayagaki to Masamune; the NBTHK settled it as Shizu on the flowing itame, pointed gunome and swept boshi, calling it the finest deki among Shizu works[[c:15]]. What he founded ran forward: the Mino tradition the sources credit him with beginning, and, two and a half centuries on, the Keicho revival of Soshu-den that Horikawa Kunihiro built above all on the model of Shizu.
Fujishiro rates him Sai-jo saku. He has no National Treasures; six blades are Important Cultural Properties, patrimony outside the market, among them three signed tachi and the meibutsu Inaba Shizu, the tanto his texts cite as the yardstick for his short blades. Nine works are prewar Juyo Bijutsuhin; nineteen Tokubetsu Juyo and one hundred twenty-seven Juyo make one hundred forty-six blades in those two tiers, of one hundred sixty-one designated works on record. Thirty-two blades carry recorded provenance, a roll running through Tokugawa Ieyasu and Hidetada, Maeda Toshitsune, Kuroda Nagamasa, the Date, Satake Yoshinobu, the Hosokawa marquis house, the Naito of Nobeoka, the Owari Tokugawa and the Choshu Mori; the Kuroda Shizu, a Tokubetsu Juyo blade, carries the sayagaki of Hirai Chiba. One tanto, given by Ii Naomasa to Kimata Seizaburo Morikatsu after the Wakamiko standoff with the Hojo in Tensho 10 (1582), descended in the Kimata, first house of elders of the Hikone Ii. Of recorded whereabouts today, holders include Futarasan Jinja, the Tokugawa Art Museum and the Sano Art Museum. What a private collector may realistically encounter is the Tokubetsu Juyo and Juyo tier; those blades are held closely, and one comes to market only rarely. When it does, the nakago is almost always bare, the attribution reading simply Shizu, in this tradition the name of one man.
Where Kaneuji stands among comparable artisans: across all of nihontō, and within tradition, era, and period. The tiers (Foremost · Leading · Major · Notable) weigh official designations from the NBTHK and Japan's Agency for Cultural Affairs, together with historical honors of lasting repute such as the Sansaku and Meibutsu-chō.
Select a lens to see how it's measured.
Mino-den · Mino
17 pieces on the market now
The Shizu tradition originated in Mino Province during the late Kamakura period when Kaneuji—originally of the Yamato Tegai school—relocated from his studies under Masamune of Sagami to the village of Shizu in Tagai District. Taking the place-name as his appellation, he became known as Shizu Saburō Kaneuji, and established a lineage that would become one of the most celebrated branches among the so-called Masamune Jittetsu (Ten Great Disciples of Masamune). While Kaneuji himself is often considered the paramount master of this group, the designation "Shizu" came to be applied broadly to unsigned works displaying the characteristic manner of this school, encompassing not only Kaneuji but also his contemporaries and successors working within the same stylistic orbit. A related category, Yamato Shizu, refers either to Kaneuji's early production before settling in Mino—when his work retained stronger Yamato Tegai characteristics—or to smiths of the Kanetsugu lineage who remained in Yamato rather than migrating to Mino. The collective hallmarks of Shizu workmanship reveal a distinctive synthesis of Sōshū-den brilliance and Yamato structural sensibilities. The forging typically displays flowing itame-hada mixed with mokume, frequently tending toward hada-dachi (standing grain), with areas where masame inclinations appear along the edge. A defining feature is the dense application of fine ji-nie, often described as thickly adhering, accompanied by abundant chikei that enter repeatedly to produce a notably clear and bright appearance. The hamon favors shallow notare as a foundation, mixed with gunome, ko-gunome, and pointed elements (togariba), forming compositions that range from gentle undulations to boldly disturbed patterns.
The temper is richly nie-based, with vigorous sunagashi streaming through the pattern, frequent kinsuji, and in many examples a temper built on notare (notare-ba). Characteristic activities include hotsure along the habuchi, occasional nijūba (double-temper) effects that recall Yamato influence, and in some works the presence of linked gunome sequences. The bōshi commonly enters in midare-komi or notare-komi, turning back with pointed or rounded forms, and frequently displays hakikake at the tip. Among the upper tier of Sōshū-den productions, works attributed to the Shizu lineage are particularly valued for the way their gleaming ha-nie activities create patterns that are both vigorous and refined. The thick ji-nie and prominent chikei in the forging, combined with the bright, clear nioiguchi in the temper, result in blades that are described as saeru—possessing a luminous clarity that distinguishes superior examples. While the style stands closest to Masamune among his disciples, the Shizu manner retains its own individuality: the blending of Yamato characteristics into the Sōshū tradition produces a distinctive temperament in both ji and ha that connoisseurs recognize at a glance. Many extant examples survive only as greatly shortened (ō-suriage) and unsigned (mumei) blades, yet the workmanship in such pieces typically remains sound and well-preserved (kenzen), testifying to the fundamental excellence of forging and tempering that defines this celebrated school. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Kaneuji兼氏 | 1319-1321 | 161 |
| Naoshizu直鎭 | 1532-1555 | 0 |
Mino in the Muromachi period
Sengoku Seki was an industry: smiths organized under their tutelary Kasuga shrine, arming the war bands of central Japan. Magoroku Kanemoto’s sanbonsugi and the finest Kanesada work prove quality survived inside mass production.
Certifies a genuine blade worth preserving: a signature confirmed correct, or, if unsigned, an era, province, and school that the NBTHK can reliably identify.
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 siteReturns/exchanges limited to defects caused by shipping (except willful misconduct or gross negligence by the company); customers must contact within 72 hours of receiving the product.