Katana

Sōshu style, wide katana, o kissaki, tamahagane/oroshigane mix, hamon midare, choji. Itame/mokume hada. Beautiful habuchi, reflective particles form changing formations. Nijuba, sunagashi, konsuji. Utsuri is subtle, reaches high to shinogi.
Tensho style set.

Katana sunobe, a sword made of modern homogeneous steel, designed for tameshigiri.
Hamon san bon tsugi. Proportionally it is an atypical, designed for a specific school of Iai jutsu (MJERJ).
Tensho koshirae, katsushi tsuba, same saya.

Daisho sword set with tanto. All blades are made in Bizen style. Hardening on the hamon choji is done without the use of clay. Utsuri is present on all three blades. The steel is tamahagane and oroshigane of our own production.
The sets are in Tensho style. The sword scabbards are in the same style as the saja, covered with stingray leather and varnished. The folded steel tsubas are engraved with a pine tree motif and a riveted edge. The pine engraving is also on the blade of the kogatan in the tanto set. The blades are polished in the traditional classical sashikomi style.

Shinto style katana, nagasa 75cm, steel oroshigane, hada itame, mokume, hamon suguha, nie. Polishing in modern hadori style.
Koshirae in Edo style, saya pearl lacquer. Tsuba inlaid steel, pigeon motif (hato). Menuki also with pigeon motif. Leather braid. Kogatana, copper kozuka.

Katana in Bizen Osafune school style, nagasa approx. 74cm, o-kissaki, bo-hi. Oroshigane/tamahagane. Itame/masame hada, hamon midare choji, sunagashi, kinsuji.
Hamon midare/choji is reminiscent of the hilly landscape around the Bizen area. If you've taken the Shinkansen to Kyoto, you'll be familiar with the surrounding landscape.
The sword is designed for tameshigiri. Hamon is intentionally harder. It allows for excellent sharpening and is excellent for chopping tatami or green bamboo. The higher hardness is achieved by leaving more carbon in the steel. Approximately 0.7% (I usually adjust to 0.6%C).
Koshirae Tensho. Tsuba with forged edge is decorated with engraving with pine tree motif. The pine tree motif is also on the menuki.

Katana, Nambokucho style, Bizen. Nagasa approx.75cm, mix of tamahagane/oroshigane own production. Jigane mokume, itame, with chikei. Hamon ko-choji. Keisho style polishing.
Koshirae tensho, light leather braid, ishime lacquer. Tsuba in overlaid low carbon steel with a hammered edge. Decorated with an engraving of a flowering plum motif.

Sunobi tanto. Nambokucho style, hira zukuri, Bizen. Nagasa approx. 31cm. Steel combination of tamahagane /oroshigane own production. Jigane itame. Hamon ko-choji accompanied by nie utsuri (bo-utsuri).
Koshirae tanto, tensho style, rooted with koshirae katana. Small tsuba made of folded low carbon steel. On the ura side saya pocket for the kogatana knife.

Katana, wide blade in the style of the early Nambokucho period. Nagasa approx. 72cm. Bizen style. Steel mix tamahagane/oroshigane, Hon san mai construction, hada itame, mokume. Hamon ko-choji, choji, sunagashi, kinsuji. Beautiful wide and shining nioiguchi line.  Tempered without paste.
Koshirae in Tensho style, mokko tsuba with extended rim.
Traditional style polishing (sashikomi).

Blade katana in Bizen style. Nagasa approx. 80 cm, bo-hi (grooves). Hamon midare, gunome, choi. Distinctive nie utsuri. Structure itame, ko-mokume. Kinsuji, sunagashi.
The blade is designed for Iaido, weight about 750g.
Koshirae: habaki only, two-piece, with a groove on the inner part. Tsuka semi-finished, splinter for the mandrel fills the groove.

Katana, about 80 cm long. Long blade in Bizen-Osafune school style. Midare choji hamon with kinsuji and sunagashi, accompanied by a distinctive utsuri. The utsuri is more of a bo-utsuri, not copying the hamon line.
Simple tensho-style set. Two-piece habaki. Leather braided handles, Ishime-style saya lacquering.

Katana, head circumference approx. 74cm. Blade in the style of the Nambokucho period, Soshu style. Hada is distinctive, mokume, itame mix. Many kinsuji, chikei? The transparency of jigane is the result of a combination of tamahagane and oroshigane with different carbon content. Metallurgical activities affected by quenching are very rich. The basis of hamon is midare, gunome, chóji, with many effects running out into the Ji area. Clusters of nie occur at the hamon boundary. Strong utsuri is intermixed with tobiyaki and other quenching effects.
The blade is polished in a modern hadori style that moderates the wild metallurgical textures somewhat.
The set is Tensho in the style of the Edo period. Silk braided handle. Tsuba of folded steel in irregular form, with a nailed edge and pine engraving.

Katana, blade in Nambokucho period style, nagasa 83 cm, o-kissaki. Metallurgically very interesting blade in old style. Hamon suguha, midare, choji. Extremely distinctive utsuri, nie utsuri. From the hamachi rises a very distinctive koshiba. Present kinsuji, sunagashi, chikei. Jigane mokume, itame. In the original polishing, both the hada and the utsuri were much less pronounced. After the purchase of new polishing stones, the sword was re-polished, and with the use of the jizuya stone, the texture of the steel and metallurgy came out almost immediately. No chemicals were used for highlighting. Only the stones and jitekko. Polished in sashikomi style.

The set is a partial copy of the original set. It is a functional war set. The tsuba with a tattooed edge is made of folded steel. The leather wrapped handle is lacquered. The kashira and parts on the scabbard are made of horn and are also lacquered.

Katana nagasa about 70cm. Very semi-firm itame, ko mokume hada. Present distinctive kinsuji after folding the packet in Hon san mai style. Hamon coded, suguha with ashi. Weak utsuri. Polished in hadori style. Set in Edo period tensho koshirae, scabbard pocket for kogatana knife. Wrap ito. Menuki and tsuba with chrysanthemum motif in Akasaka style. Tsuba folded steel.

Katana in uchigatana koshirae. Blade in the style of the Nambokucho period, Gassan school. Nagasa 78 cm, o-kissaki. Material oroshigane. Hon san mai construction. Ayasugi hada in old style. Hamon suguha with ashi, tobiyaki. Koshirae Edo-tensho, katsushi tsuba with wrought edge and openwork dragonfly motif.

Katana in uchigatana koshirae, Edo-Tensho style. Hon san mai construction in tamahagane/oroshigane steel. Nagasa 74 cm, o-kissaki, itame, mokume hada, ko-choji hamon, with hardening effects utsuri, kinsuji. Tsuba with forged edge and engraving of plum (ume). Kogatana, kogai.

Katana in basic undecorated set in Tensho style. Cotton, silk or leather handle braid. The wooden core of the Tsuka is wrapped around with stingray leather. The stingray is then treated with a combination of lacquer and volcanic ash on the handle. The unadorned tsuba is made of folded low carbon steel. Ishime lacquer on the scabbard. The components on the saya and handle head are made of water buffalo horn.
(This particular set is as a second, working set, to the Gassan School sword with stingray saya above.)

Katana in Ichimonji stylu. Nagasa 62 cm. Chóji hamon. With Quenching efect utsuri, itame hada a mokume hada. Tensho koshirae, katsushi tsuba with a motif of pine.