Toshihiro Wakui is a blacksmith from Sanjo, Niigata. He is the third generation of Wakui — a family that was known for making hand-forged crowbars. When demand for that craft disappeared, Wakui pivoted completely to kitchen knives. He apprenticed under Yoshikane Hamono, one of the most respected knife makers in Sanjo, and mastered the craft in four years.
He works in a small workshop packed with equipment from floor to ceiling. Every knife is forged by hand.
What stands out in his work is the cladding. Wakui hand-laminates his own iron and steel cladding, which makes it harder than standard san-mai construction. Combined with his heat treatment — around HRC 63–64 — you get a blade that holds an edge exceptionally well.
The geometry is classic Sanjo — strong spine that tapers toward the tip, convex workhorse grind, good fit and finish with rounded spine and heel. These are knives made to cut, not to display.
We carry several lines from Wakui at JNS. The Seiryu (清流 — Clear Stream) series is forged by Wakui and finished at JNS on Japanese water wheels and natural stones with Uchigumori. The Kokorozashi Wakui collaboration follows the same process. We also carry his standard line in Blue 2 and White 2 steel.
Wakui also makes Honyaki knives — very rare. He makes only a few per year and they are made exclusively for JNS.
All carbon steel — can rust. Wipe dry after use.
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JNS x Wakui Kokorozashi Kurouchi Bunka V2 180mm nr 13
BRL2,033.87Kokorozashi 志 Wakui Made in JNS workshop Sharpened on Japanese horizontal wheels finished with Natural stonesForged to shape By Toshihiro Wakui from Sanjo Niigata and send to JNS for Sharpening and... -
JNS Wakui Dama300 Gyuto 210mm
BRL10,169.34Forged and heat treated by Wakui, water quenched to very hard and thought edge, then it is Sharpened and polished by JNS with vertical Japanese stones for extra even bevel, etched Spine and choil is... -
JNS Wakui Dama300 Gyuto 240mm
BRL12,018.31Forged and heat treated by Wakui, water quenched to very hard and thought edge, then it is Sharpened and polished by JNS with vertical Japanese stones for extra even bevel, etched Spine and choil is... -
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Kokorozashi Wakui Kurouchi Nakiri V2 180mm nr 2
BRL1,848.97Kokorozashi 志 Wakui Made in JNS workshop Sharpened on Japanese horizontal wheels finished with Natural stonesForged to shape By Toshihiro Wakui from Sanjo Niigata and send to JNS for Sharpening and... -
Wakui Damascus Petty 135mm nr 2
BRL2,403.66Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of hand laminated white 2 steel clad with Damascus iron. With very good fit and finish rounded spine and heal Sanjo Stile... -
Wakui Damascus Petty 120mm
BRL2,403.66Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of hand laminated white 2 steel clad with Damascus iron. With very good fit and finish rounded spine and heal Sanjo Stile... -
Wakui Kasumi Sujihiki 240mm blue 2
BRL2,773.46Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of hand laminated Blue 2 steel clad with Iron. With very good fit and finish rounded spine and heal Sanjo Stile... -
Wakui Damascus Gyuto 210mm
BRL3,235.70Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of white 2 steel clad with Damascus iron. With very good fit and finish rounded spine and heal Sanjo Stile tappering Steel:... -
Wakui Damascus Santoku 180mm
BRL2,958.35Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of white 2 steel clad with Damascus iron. With very good fit and finish rounded spine and heal Sanjo Stile tappering Steel:... -
Wakui Damascus Petty 135mm
BRL2,403.66Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of white 2 steel clad with Damascus iron. With very good fit and finish rounded spine and heal Sanjo Stile tappering Steel:... -
Wakui Kasumi Nakiri 150mm
BRL1,386.73Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of white 2 steel clad with Stainless. With very good fit and finish rounded spine and heal Sanjo Stile tappering Steel: white 2... -
Wakui Kasumi Petty 150mm
BRL1,386.73Made by Toshihiro Wakui from Sanjo NiigataMade with amazing heat treat of white 2 steel clad with Stainless. With very good fit and finish rounded spine and heal Sanjo Stile tappering Steel: white 2... -
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Wakui Seiryu Gyuto 240mm Uchigumori
BRL6,009.15This one is Polished with Uchigumori and got African Blackwood Handle ! 清流 = Clear stream Made by Toshihiro Wakui from Sanjo Niigata Hand-forged and made all one by one all in his workshop Made...

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