Paste an eBay or Yahoo! Auctions Japan listing. We read what we know about it and hand back a clean link to buy.
Sealed finds first, then ranked by asking price against the estimated value. Only listings that carry a ranking appear in this order. Switch to Newest to see every listing.
Expect quick patina development on the reactive carbon edge of this laminated blade. $256 lands within the normal $256 range for Motokane across 5 comparable asks.
Masamoto Sohonten Usuba Japanese Vegetable Kitchen Knife 210mm Used
usuba · 210 mm · carbon
Asking
$145
Estimated worth
$176
$205 with shipping
1.2× the asking price · floor $134
7 comparable listings
identified, moderate confidence
Kasumi finish reveals the soft iron cladding line above the harder carbon steel edge during sharpening. The $145 asking sits close to the $176 that Masamoto Sohonten typically brings across 7 comparable asks.
Professional-grade Tsukiji Aritsugu thin-bladed knife, specially made forged.
usuba · 285 mm · carbon
Asking
$184
Estimated worth
$160
~0.9× the asking price · floor $100
estimated range
identified, high confidence
Single-bevel geometry requires specialized sharpening technique to maintain the flat uraoshi on the reverse side. This 築地有次 (Tsukiji Aritsugu) is priced where its market lives, $184 against a $160 typical by its researched range.
Masamoto Sohonten Kirituke Usuba Japanese Kitchen Knife 170mm with Box
usuba · 170 mm · carbon
Asking
$275
Estimated worth
$180
$370 with shipping
0.7× the asking price · floor $117
7 comparable listings
maker taken from the listing title
San-mai carbon construction pairs a hard reactive edge steel with softer supportive outer cladding for easier sharpening. Masamoto Sohonten (per the title) at $275 sits above its market, roughly $180 typical across 7 comparable asks.
Original Thin Blade Knife 180mm, Unused, Long Storage Condition
usuba · 180 mm · carbon
Asking
$326
Estimated worth
$191
$351 with shipping
0.6× the asking price · floor $119
7 comparable listings
identified, moderate confidence
San-mai construction pairs a brittle high-performance core with supportive cladding for easier sharpening. The $326 asking runs ahead of the roughly $191 that Masamoto Sohonten normally brings across 7 comparable asks.
Masamoto Sohonten Kiritsuke Usuba Chef Knife 170mm Buffalo Horn Handle Box Japan
usuba · 170 mm · carbon
Asking
$319
Estimated worth
$180
0.6× the asking price · floor $117
7 comparable listings
identified, high confidence
Single bevel carbon steel requires diligent drying and oiling to prevent active corrosion along the primary grind. Priced over the name's market: $180 is typical for Masamoto Sohonten across 7 comparable asks, and this asks $319.
Aritsugu Tsukiji Japanese Kitchen Usuba Knife 210mm / 375mm + Saya Used
usuba · 210 mm · carbon
Asking
$170
Estimated worth
$139
$230 with shipping
~0.8× the asking price · floor $87
estimated range
identified, high confidence
San-mai carbon construction in a kasumi finish pairs reactive core steel with softer cladding that requires careful drying after use. This 築地有次 (Tsukiji Aritsugu) is priced where its market lives, $170 against a $139 typical by its researched range.
Tsukiji Aritsugu Usuba Japanese Kitchen Knife 210mm Bessei Wooden Case Used
usuba · 210 mm · carbon
Asking
$197
Estimated worth
$139
$242 with shipping
~0.7× the asking price · floor $87
estimated range
identified, high confidence
Carbon steel requires prompt drying after use to prevent active red rust from forming on the bevel. Fairly priced by the name's own market: 築地有次 (Tsukiji Aritsugu) runs about $139 by its researched range, and this asks $197.
Masamoto Honkadama Shirodo Unagiri Knife 24cm, Japanese Chef Knife New
usuba · 240 mm · carbon
Asking
$543
Estimated worth
$208
$581 with shipping
0.4× the asking price · floor $138
8 comparable listings
identified, high confidence
Kasumi finish reveals the weld line where soft iron cladding meets harder carbon steel at the core. Typical money for Masamoto is closer to $208 across 8 comparable asks, which makes $543 a rich ask.
Aritsugu Usuba Knife 210mm Japanese Vegetable Chef Knife Used Japan
usuba · 210 mm · carbon
Asking
$237
Estimated worth
$109
$277 with shipping
~0.5× the asking price · floor $68
estimated range
identified, high confidence
Thin from sharpening indicates reduced blade height, which changes the rigidity and clearance of the edge. Against a $109 norm by its researched range, the $237 on this Aritsugu is optimistic.
Sugimoto Kamagata Usuba Knife 172mm Single Bevel Japanese Kitchen Knife
usuba · 172 mm · carbon
Asking
$200
Estimated worth
$181
$250 with shipping
~0.9× the asking price · floor $72
estimated range
identification confirmed by hand
Carbon steel takes a fine edge easily but will form a reactive patina and requires prompt drying. Sugimoto at $200 is in line with its market, roughly $181 typical by its researched range.
Expect reactive patina formation quickly along the exposed carbon core edge during vegetable prep. The $256 asking sits close to the $256 that Motokane typically brings by its researched range.
Patina will develop rapidly across the exposed carbon steel core during vegetable prep. Fairly priced by the name's own market: Motokane (per the title) runs about $260 by its researched range, and this asks $289.
Traditional kasumi construction shows a distinct line where the soft iron cladding meets the hard carbon steel core along the bevel. Market rate, more or less: $73 asked against the $77 that Masamoto Sohonten usually sees across 7 comparable asks.
Patina will develop rapidly across the reactive carbon steel core during vegetable prep. Fairly priced by the name's own market: Motokane runs about $272 across 6 comparable asks, and this asks $328.
Active surface oxidation and pitting on the reverse side will require abrasive stone work to stabilize before regular food preparation. The $73 asking sits close to the $80 that Masamoto Sohonten typically brings across 8 comparable asks.
Carbon steel single bevel usuba blades excel at thin vegetable cuts and push-cuttings, though they require careful maintenance to avoid oxidation. At $192 this Masamoto Sohonten (per the title) trades right around its $190 norm across 7 comparable asks.
Kasumi finishes reveal the weld boundary between hard carbon steel and soft iron cladding on traditional single bevels. The $304 asking runs ahead of the roughly $190 that Masamoto normally brings across 8 comparable asks.
Aogami steel paired with a kasumi finish provides high edge retention and responsiveness to sharpening, though the carbon content requires diligent maintenance to prevent active corrosion. The seller wants $92 where 東源重紀 typically sees $62 by its researched range.
Edge chips and deep pitting demand substantial stone work to re-establish a functional profile. The seller wants $190 where Sugimoto typically sees $87 by its researched range.
