This is a katana by Sakakura-gonnoshin Terukane, a highly skilled smith from Settsu province during the middle Edo period (1681). He was a student and adopted son of Echizen no Kami Sadakane, known for his vibrant toran-midare hamon and excellent cutting ability, earning him an O-wazamono rating. The blade comes with NBTHK Tokubetsu Hozon papers and features an unaltered nakago with sujikai file marks.
NihontoWatchmei · Kanbun (1661-1673) · nagasa 66.4cm · sori 1.3cm
Ōsaka Shintō, the nidai Echigo no Kami Kanesada / Sakakura Gonnoshin Terukane (Settsu) · Settsu · around 1673-1682
Tōken Taikan top 11%
10 pieces on the market now
The nidai Echigo no Kami Kanesada signed two katana dated Enpō 4 (1676), and both rose to Tokubetsu Jūyō, the pair the most highly placed works of his hand on record. He is the second generation of the Kanesada line of Ōsaka, working through the Enpō and Tenna years among the leading smiths of the Ōsaka Shintō. The published sources tell a single, consistent biography across his blades. He studied under the shodai Echigo no Kami Kanesada, became his successor and adopted son, and at first signed Echigo no Kami Kanesada himself; but when the shodai's natural son Iwamatsu came of age, he yielded the Kanesada name to the boy and thereafter signed Sakakura Gonnoshin Terukane. A surviving blade inscribed Sakakura Gonnoshin Terukane, with Echigo no Kami Kanesada retired on the reverse and dated the second month of Enpō 8, fixes that change to about 1680. Of the man behind the two names the NBTHK is direct: "the nidai Kanesada was a master who surpassed the shodai"[[c:1]].
His hand is read first in the surging tōran-midare, the billowing-wave temper the published sources call his greatest forte, learned in emulation of Tsuda Echizen no Kami Sukehiro of the same Ōsaka generation. The temper opens at the base from a straight suguha yakidashi and then rises into a large ō-gunome-midare, mixing ko-notare, gunome and yahazu-like teeth, that crests into the wave. Within it the judges single out a hamon they treat as his own: "the katayama-midare, a hamon distinctive to this smith"[[c:2]], the one-sided, leaning wave he carries often with a run of three linked gunome below the yokote. Long ashi enter well, the nioi is deep, the ko-nie thick, fine sunagashi runs throughout and kinsuji appear, the nioiguchi bright and clear, the bōshi sugu to a small ko-maru. Beside this he keeps the aligned gunome of his background, and the recurring fine sunagashi through the temper the sources read as "a feature of the Monju lineage that forms his background"[[c:3]].
The jigane is the constant beneath every manner. It is a tightly packed ko-itame, sometimes mixed with mokume, over which very fine ji-nie lies thickly and fine chikei enter well, the steel bright and clear. On the finest blades a mizukage rises at the machi. The published sources praise this forging as refined and of excellent quality, bright in steel tone, and it is the brightness of both ji and ha together that they repeatedly name as the mark of his work. The construction supports the kantei as much as the activity does: the mune-oroshi drops steeply, the hiraniku is scant, the body broad with a Kanbun-Shintō taper, points of make the judges note as his own.
His range divides into three faces the swordbooks list together. The earliest, carried on the two Enpō 4 Tokubetsu Jūyō, is the aligned ō-gunome with somewhat chōji-like elements, a manner close to the shodai's but already brighter in nioi and firmer in ko-nie, the talent read as surpassing the teacher. The mature and most personal face is the tōran with its katayama lean, judged at its best as bolder, more varied and more dynamic than usual. The third is a quiet suguha, comparatively uncommon on his signed work, which one Jūyō reads as modeled on a high master of the Sōshū tradition, particularly the manner of Gō Yoshihiro, the intention discernible above all in the state of the hardened edge. Dated pieces are few, so the Enpō 4 katana are valued as documentary material for placing the rest.
What sets the nidai apart from the wider Ōsaka school is exactly what the judges name as his own. His bright deep-nioi tōran, with its leaning katayama form and the three linked gunome below the yokote, distinguishes him from the symmetrical wave of his contemporaries, while the steep mune-oroshi and scant hiraniku mark the make. The fine sunagashi threading the temper carries the Monju descent forward into the Ōsaka idiom, and the rarer suguha shows him reaching back to Sōshū. He stands as the second pillar of the Kanesada house, the smith who took his father's manner and, in the judgment of the published record, carried it past him.
For the collector the nidai is a substantial but bounded name. Seventy-six of his blades stand in the Tokubetsu Jūyō and Jūyō tiers, but only the two Enpō 4 katana reach the higher rank, so a top example surfaces seldom and a more typical Jūyō from time to time, with patience. The published sources call one of the dated katana "one of his representative works"[[c:4]] and another, of recorded whereabouts, "an outstanding piece within the second generation Kanesada's oeuvre"[[c:5]]. His blades are held in collections grounded in their own provenance: a wakizashi signed Sakakura Gonnoshin Terukane, carrying his katayama-midare and the three linked gunome, descends through the Yamauchi family of Tosa, and two of his works are recorded in the Imperial collection. A signed nidai Kanesada, bright in ji and ha and bearing his leaning wave, is among the more attainable of the first-rank Ōsaka Shintō names, not beyond reach, but a landmark when a fine dated example does appear.
Where Kanesada 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.
Years he was demonstrably active, proven by signed-and-dated blades
Shinto · Settsu
82 pieces on the market now
Osaka in the early-to-mid Edo period was a merchant capital, a city of commerce and capital rather than a castle town tied to a single daimyo house, and the swordsmiths who gathered there worked for a wealthy townsman clientele as much as for warriors. The grouping known as Osaka Shinto (大坂新刀) took shape in Settsu from two feeder currents. One was the Horikawa line of Kyoto: Izumi no Kami Kunisada, the elder Kunisada whom later sources call the Oya-Kunisada, came down to Osaka after the death of his master Horikawa Kunihiro in Keicho 19 (1614), and with him came Kawachi no Kami Kunisuke, a late disciple of the same Kunihiro. The other was the Ishido tradition of Settsu and Ise, which had revived the koto Bizen choji in new-sword steel; the Kunisuke house traced its descent to that group, and its second generation, known as Naka-Kawachi, turned the line decisively toward the Ishido clove. From these beginnings the school grew through the Kanbun, Enpo, and Genroku years into the most coherent regional manner of the shinto age. What binds these smiths is a shared steel before any shared temper. The forging is the bright, packed Osaka ko-itame, sometimes called the Osaka-gitae, a jihada so tightly worked that the grain scarcely shows, the ji-nie adhering minutely and fine chikei threading the surface, the jigane clear and lustrous. A second constant is the start of the temper: nearly every blade opens with a straight suguha yakidashi at the base before the hamon declares its individual pattern, and a deep, bright nioiguchi runs the length above it. Within that common grammar the great hands diverge.
Tsuda Echizen no Kami Sukehiro founded the billowing toranba, the surging-wave toran-midare that became the school's most imitated signature. Inoue Shinkai, called the Osaka Masamune, tempered no wave at all but a deeply nie-laden suguha shading into shallow notare, with kinsuji and sunagashi entering vigorously, and the published sources pair the two by contrast as the school's two great champions, Sukehiro outstanding for nioi and Shinkai for fine ko-nie. Ikkanshi Tadatsuna carried the Sukehiro wave into his own sudareba, the surging temper that reads like a hanging bamboo blind, and matched it with the relief carving treasured as Ikkanshi-bori. The Echigo no Kami Kanesada line followed Sukehiro's toran so faithfully that the second generation is read as approaching the model, marking his own work with a leaning katayama-midare and three linked gunome below the yokote; Naka-Kawachi and his brothers Higo no Kami Kuniyasu and Ise no Kami Kuniteru held the rival clove wing, the flamboyant choji crowned by the fist-shaped kobushigata-choji over a beautifully ordered ji. A collector seeks Osaka Shinto for the union of bright steel and brilliant edge, an art-sword (bijutsu-token) appeal in which the jigane itself is half the pleasure. The grouping reads at kantei from its own grammar: look first for the Osaka-gitae, the lustrous near-muji ko-itame, then for the straight yakidashi opening the temper, then for the deep clear nioiguchi; the individual hand follows from the pattern above, Sukehiro's and Kanesada's and Tadatsuna's toran, Shinkai's nie-deep suguha, the Kunisuke wing's fist-shaped clove. The standing of the best members is high in the NBTHK register: Shinkai is rated Sai-jo saku, Tadatsuna and Kunisuke Jo-jo saku, and the line of the second Kanesada is held to rank immediately after Sukehiro and Shinkai, with later admirers such as the shinshinto smith Nagato no Kami Suketaka still copying the toranba a century on. Many of these blades are signed and dated, so their inscriptions double as documentary anchors for the whole tradition, and provenance, where it survives, runs through known houses and modern collectors, the Yamauchi of Tosa, the Itakura, the Imperial collection, and the Meiji sword-lover General Tani Tateki. A signed Shinkai of the Enpo prime or a dated Tadatsuna carrying his own carving is a landmark when it appears, while the productive clove masters of the Kunisuke wing offer a more attainable entry into the brightest steel and edge the early Osaka school produced. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Shinkai真改 | 1649-1682 | 79 |
| Tadatsuna忠綱 | 1673-1717 | 53 |
| Kanesada包貞 | 1673-1682 | 78 |
| Kanesada包貞 | 1648-1652 | 10 |
| Kunisuke國助 | 1658-1663 | 10 |
Ōsaka was the merchant capital, and its swords followed the money: luxury wakizashi for townsmen permitted no more than one, and the brilliant showpieces of Sukehiro’s tōranba and of Shinkai, called the Ōsaka Masamune. Swords made, frankly, to be looked at.
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.
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 siteNo cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).
This is a katana by Sakakura-gonnoshin Terukane, a highly skilled smith from Settsu province during the middle Edo period (1681). He was a student and adopted son of Echizen no Kami Sadakane, known for his vibrant toran-midare hamon and excellent cutting ability, earning him an O-wazamono rating. The blade comes with NBTHK Tokubetsu Hozon papers and features an unaltered nakago with sujikai file marks.
NihontoWatchmei · Kanbun (1661-1673) · nagasa 66.4cm · sori 1.3cm
Ōsaka Shintō, the nidai Echigo no Kami Kanesada / Sakakura Gonnoshin Terukane (Settsu) · Settsu · around 1673-1682
Tōken Taikan top 11%
10 pieces on the market now
The nidai Echigo no Kami Kanesada signed two katana dated Enpō 4 (1676), and both rose to Tokubetsu Jūyō, the pair the most highly placed works of his hand on record. He is the second generation of the Kanesada line of Ōsaka, working through the Enpō and Tenna years among the leading smiths of the Ōsaka Shintō. The published sources tell a single, consistent biography across his blades. He studied under the shodai Echigo no Kami Kanesada, became his successor and adopted son, and at first signed Echigo no Kami Kanesada himself; but when the shodai's natural son Iwamatsu came of age, he yielded the Kanesada name to the boy and thereafter signed Sakakura Gonnoshin Terukane. A surviving blade inscribed Sakakura Gonnoshin Terukane, with Echigo no Kami Kanesada retired on the reverse and dated the second month of Enpō 8, fixes that change to about 1680. Of the man behind the two names the NBTHK is direct: "the nidai Kanesada was a master who surpassed the shodai"[[c:1]].
His hand is read first in the surging tōran-midare, the billowing-wave temper the published sources call his greatest forte, learned in emulation of Tsuda Echizen no Kami Sukehiro of the same Ōsaka generation. The temper opens at the base from a straight suguha yakidashi and then rises into a large ō-gunome-midare, mixing ko-notare, gunome and yahazu-like teeth, that crests into the wave. Within it the judges single out a hamon they treat as his own: "the katayama-midare, a hamon distinctive to this smith"[[c:2]], the one-sided, leaning wave he carries often with a run of three linked gunome below the yokote. Long ashi enter well, the nioi is deep, the ko-nie thick, fine sunagashi runs throughout and kinsuji appear, the nioiguchi bright and clear, the bōshi sugu to a small ko-maru. Beside this he keeps the aligned gunome of his background, and the recurring fine sunagashi through the temper the sources read as "a feature of the Monju lineage that forms his background"[[c:3]].
The jigane is the constant beneath every manner. It is a tightly packed ko-itame, sometimes mixed with mokume, over which very fine ji-nie lies thickly and fine chikei enter well, the steel bright and clear. On the finest blades a mizukage rises at the machi. The published sources praise this forging as refined and of excellent quality, bright in steel tone, and it is the brightness of both ji and ha together that they repeatedly name as the mark of his work. The construction supports the kantei as much as the activity does: the mune-oroshi drops steeply, the hiraniku is scant, the body broad with a Kanbun-Shintō taper, points of make the judges note as his own.
His range divides into three faces the swordbooks list together. The earliest, carried on the two Enpō 4 Tokubetsu Jūyō, is the aligned ō-gunome with somewhat chōji-like elements, a manner close to the shodai's but already brighter in nioi and firmer in ko-nie, the talent read as surpassing the teacher. The mature and most personal face is the tōran with its katayama lean, judged at its best as bolder, more varied and more dynamic than usual. The third is a quiet suguha, comparatively uncommon on his signed work, which one Jūyō reads as modeled on a high master of the Sōshū tradition, particularly the manner of Gō Yoshihiro, the intention discernible above all in the state of the hardened edge. Dated pieces are few, so the Enpō 4 katana are valued as documentary material for placing the rest.
What sets the nidai apart from the wider Ōsaka school is exactly what the judges name as his own. His bright deep-nioi tōran, with its leaning katayama form and the three linked gunome below the yokote, distinguishes him from the symmetrical wave of his contemporaries, while the steep mune-oroshi and scant hiraniku mark the make. The fine sunagashi threading the temper carries the Monju descent forward into the Ōsaka idiom, and the rarer suguha shows him reaching back to Sōshū. He stands as the second pillar of the Kanesada house, the smith who took his father's manner and, in the judgment of the published record, carried it past him.
For the collector the nidai is a substantial but bounded name. Seventy-six of his blades stand in the Tokubetsu Jūyō and Jūyō tiers, but only the two Enpō 4 katana reach the higher rank, so a top example surfaces seldom and a more typical Jūyō from time to time, with patience. The published sources call one of the dated katana "one of his representative works"[[c:4]] and another, of recorded whereabouts, "an outstanding piece within the second generation Kanesada's oeuvre"[[c:5]]. His blades are held in collections grounded in their own provenance: a wakizashi signed Sakakura Gonnoshin Terukane, carrying his katayama-midare and the three linked gunome, descends through the Yamauchi family of Tosa, and two of his works are recorded in the Imperial collection. A signed nidai Kanesada, bright in ji and ha and bearing his leaning wave, is among the more attainable of the first-rank Ōsaka Shintō names, not beyond reach, but a landmark when a fine dated example does appear.
Where Kanesada 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.
Years he was demonstrably active, proven by signed-and-dated blades
Shinto · Settsu
82 pieces on the market now
Osaka in the early-to-mid Edo period was a merchant capital, a city of commerce and capital rather than a castle town tied to a single daimyo house, and the swordsmiths who gathered there worked for a wealthy townsman clientele as much as for warriors. The grouping known as Osaka Shinto (大坂新刀) took shape in Settsu from two feeder currents. One was the Horikawa line of Kyoto: Izumi no Kami Kunisada, the elder Kunisada whom later sources call the Oya-Kunisada, came down to Osaka after the death of his master Horikawa Kunihiro in Keicho 19 (1614), and with him came Kawachi no Kami Kunisuke, a late disciple of the same Kunihiro. The other was the Ishido tradition of Settsu and Ise, which had revived the koto Bizen choji in new-sword steel; the Kunisuke house traced its descent to that group, and its second generation, known as Naka-Kawachi, turned the line decisively toward the Ishido clove. From these beginnings the school grew through the Kanbun, Enpo, and Genroku years into the most coherent regional manner of the shinto age. What binds these smiths is a shared steel before any shared temper. The forging is the bright, packed Osaka ko-itame, sometimes called the Osaka-gitae, a jihada so tightly worked that the grain scarcely shows, the ji-nie adhering minutely and fine chikei threading the surface, the jigane clear and lustrous. A second constant is the start of the temper: nearly every blade opens with a straight suguha yakidashi at the base before the hamon declares its individual pattern, and a deep, bright nioiguchi runs the length above it. Within that common grammar the great hands diverge.
Tsuda Echizen no Kami Sukehiro founded the billowing toranba, the surging-wave toran-midare that became the school's most imitated signature. Inoue Shinkai, called the Osaka Masamune, tempered no wave at all but a deeply nie-laden suguha shading into shallow notare, with kinsuji and sunagashi entering vigorously, and the published sources pair the two by contrast as the school's two great champions, Sukehiro outstanding for nioi and Shinkai for fine ko-nie. Ikkanshi Tadatsuna carried the Sukehiro wave into his own sudareba, the surging temper that reads like a hanging bamboo blind, and matched it with the relief carving treasured as Ikkanshi-bori. The Echigo no Kami Kanesada line followed Sukehiro's toran so faithfully that the second generation is read as approaching the model, marking his own work with a leaning katayama-midare and three linked gunome below the yokote; Naka-Kawachi and his brothers Higo no Kami Kuniyasu and Ise no Kami Kuniteru held the rival clove wing, the flamboyant choji crowned by the fist-shaped kobushigata-choji over a beautifully ordered ji. A collector seeks Osaka Shinto for the union of bright steel and brilliant edge, an art-sword (bijutsu-token) appeal in which the jigane itself is half the pleasure. The grouping reads at kantei from its own grammar: look first for the Osaka-gitae, the lustrous near-muji ko-itame, then for the straight yakidashi opening the temper, then for the deep clear nioiguchi; the individual hand follows from the pattern above, Sukehiro's and Kanesada's and Tadatsuna's toran, Shinkai's nie-deep suguha, the Kunisuke wing's fist-shaped clove. The standing of the best members is high in the NBTHK register: Shinkai is rated Sai-jo saku, Tadatsuna and Kunisuke Jo-jo saku, and the line of the second Kanesada is held to rank immediately after Sukehiro and Shinkai, with later admirers such as the shinshinto smith Nagato no Kami Suketaka still copying the toranba a century on. Many of these blades are signed and dated, so their inscriptions double as documentary anchors for the whole tradition, and provenance, where it survives, runs through known houses and modern collectors, the Yamauchi of Tosa, the Itakura, the Imperial collection, and the Meiji sword-lover General Tani Tateki. A signed Shinkai of the Enpo prime or a dated Tadatsuna carrying his own carving is a landmark when it appears, while the productive clove masters of the Kunisuke wing offer a more attainable entry into the brightest steel and edge the early Osaka school produced. Learn more →
| Smith | Era | Designated |
|---|---|---|
| Shinkai真改 | 1649-1682 | 79 |
| Tadatsuna忠綱 | 1673-1717 | 53 |
| Kanesada包貞 | 1673-1682 | 78 |
| Kanesada包貞 | 1648-1652 | 10 |
| Kunisuke國助 | 1658-1663 | 10 |
Ōsaka was the merchant capital, and its swords followed the money: luxury wakizashi for townsmen permitted no more than one, and the brilliant showpieces of Sukehiro’s tōranba and of Shinkai, called the Ōsaka Masamune. Swords made, frankly, to be looked at.
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.
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 siteNo cooling-off period or returns; refund only if the purchased sword is proven fake, capped at purchase price (excludes commission sales, accessories, auction items).
