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.
Seimei Deba Kitchen Knife 150mm Japanese Culinary Tool Traditional Single Bevel
deba · 150 mm · carbon
Asking
$167
Estimated worth
$382
$202 with shipping
2.3× the asking price · floor $272
estimated range
identified, high confidence
Traditional single bevel geometry provides precise steering for breaking down whole fish cleanly along the bone. Taira no Kiyoaki (平清明) at $167 sits under its market, roughly $382 typical by its researched range.
Carbon steel takes a very fine, aggressive edge easily but will develop a patina and requires careful drying to prevent rust. Sakai Takayuki at $153 is in line with its market, roughly $164 typical across 9 comparable asks.
Sakai Toji Deba Knife White Buffalo Handle Sharp Used Selected by Isao Tsuji
deba · 165 mm · carbon
Asking
$175
Estimated worth
$184
$200 with shipping
1.1× the asking price · floor $157
estimated range
identified, high confidence
San-mai carbon construction requires careful drying along the soft iron cladding boundary to prevent red rust. Motokane (本兼) at $175 is in line with its market, roughly $184 typical across 5 comparable asks.
KAI Seki Magoroku Japanese DEBA Knife ST 180mm AK-1103 F/S w/Tracking# Japan New
deba · 180 mm · stainless
Asking
$68
Estimated worth
$103
$82 with shipping
1.5× the asking price · floor $73
estimated range
identified, moderate confidence
Polished stainless steel resists corrosion well and requires minimal upkeep compared to traditional carbon alternatives. Seki Magoroku at $68 sits under its market, roughly $103 typical across 10 comparable asks.
Sukenari Deba Japanese Kitchen Knife Single bevel 225mm / 400mm Used
deba · 225 mm · carbon
Asking
$170
Estimated worth
$187
$230 with shipping
1.1× the asking price · floor $170
estimated range
maker taken from the listing title
Single bevel carbon steel requires careful waterstone alignment on the flat ura side to maintain proper geometry. Sukenari (per the title) at $170 is in line with its market, roughly $187 typical by its researched range.
Seki Tsubazo Japanese Chef Knife Koideba 105mm White Wood Used
deba · 105 mm · carbon
Asking
$129
Estimated worth
$120
$154 with shipping
0.9× the asking price · floor $104
estimated range
identified, below our alert bar
Used carbon steel requires careful rust prevention and regular oiling despite its patina. Kanetsune at $129 is in line with its market, roughly $120 typical by its researched range.
Carbon steel requires prompt drying after food prep to prevent oxidation and staining on the primary bevel. Masamoto Sohonten at $237 sits under its market, roughly $317 typical across 7 comparable asks.
Masamoto Sohonten Deba Knife 210mm 7 Sun Japanese Chef Knife Oval Handle/m14m
deba · 210 mm · carbon
Asking
$175
Estimated worth
$198
$211 with shipping
1.1× the asking price · floor $152
estimated range
maker taken from the listing title
Pitting and rust near the edge require abrasive thinning and flattening to restore proper bevel geometry. Masamoto Sohonten (per the title) at $175 is in line with its market, roughly $198 typical across 7 comparable asks.
Masamune Noshu Deba Knife Stainless Steel Black Resin Handle 115"
deba · 115 mm · stainless
Asking
$97
Estimated worth
$97
$122 with shipping
1.0× the asking price · floor $87
estimated range
identified, high confidence
Mono steel blades lack cladding layers, maintaining consistent hardness across the entire cross section as they wear. 濃州正宗作 (Noshu Masamune Saku) at $97 is in line with its market, roughly $97 typical across 8 comparable asks.
Minamoto Akitada Deba Knife 175mm Hon-Yaki High Carbon Steel Used
deba · 175 mm · carbon
Asking
$531
Estimated worth
$554
$646 with shipping
1.0× the asking price · floor $515
estimated range
identified, high confidence
Honyaki differential hardening creates a rigid single-material blade that demands expert sharpening skill. Minamoto Akitada (源昭忠) at $531 is in line with its market, roughly $554 typical by its researched range.
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. Masamoto Sohonten at $145 is in line with its market, roughly $176 typical across 7 comparable asks.
Yusei Western Deba Knife 240mm Molybdenum New Used Condition
deba · 240 mm · molybdenum
Asking
$236
Estimated worth
$219
$274 with shipping
~0.9× the asking price · floor $159
estimated range
identified, moderate confidence
Mono construction means the entire blade consists of a single uniform alloy layer. Sukenari at $236 is in line with its market, roughly $219 typical by its researched range.
Seki Magoroku Hekiju ST AK-5073 Deba 150mm Left-Handed Kitchen Knife Japan
deba · 150 mm · stainless
Asking
$70
Estimated worth
$98
$118 with shipping
1.4× the asking price · floor $70
estimated range
identified, moderate confidence
Left-handed san-mai construction requires specific bevel orientation during sharpening to preserve performance. Seki Magoroku at $70 sits under its market, roughly $98 typical across 10 comparable asks.
Seki Magoroku Ibuki Kai Deba Japanese Knife 150mm 5.9" Stainless Sharpened
deba · 150 mm · stainless
Asking
$108
Estimated worth
$108
$133 with shipping
1.0× the asking price · floor $70
estimated range
identified, moderate confidence
Stainless san-mai construction offers corrosion resistance on the outer cladding while simplifying routine maintenance. Seki Magoroku at $108 is in line with its market, roughly $108 typical across 10 comparable asks.
Surface rust on carbon steel can be cleaned easily, but the kasumi finish will show cosmetic abrasions from the removal process. Minamoto Akitada (源昭忠) at $184 sits under its market, roughly $282 typical by its researched range.
the heavy surface rust and pitting concentrated near the edge will require aggressive thinning and stone work to restore cutting performance. Masamoto Sohonten (per the title) at $55 sits under its market, roughly $95 typical across 7 comparable asks.
Active rust on the reactive carbon edge requires abrasive stone restoration rather than a simple touch-up. Aritsugu Kyoto at $61 sits under its market, roughly $84 typical by its researched range.
The prominent cladding line and surface staining indicate a reactive soft iron jacket over carbon steel core construction typical of traditional kasumi deba knives. Masamoto KS at $110 is in line with its market, roughly $121 typical by its researched range.
Traditional kasumi construction shows a distinct line where the soft iron cladding meets the hard carbon steel core along the bevel. Masamoto Sohonten at $73 is in line with its market, roughly $77 typical across 7 comparable asks.
A good condition carbon steel blade may show minor patina from prior use but remains structurally sound. Masamoto Sohonten (per the title) at $197 sits under its market, roughly $318 typical across 7 comparable asks.
Active edge chips, pitting, and thinning from sharpening demand extensive grinding to re-establish a functional bevel. Aritsugu Kyoto at $61 is in line with its market, roughly $66 typical by its researched range.
Carbon steel single bevel usuba blades excel at thin vegetable cuts and push-cuttings, though they require careful maintenance to avoid oxidation. Masamoto Sohonten (per the title) at $192 is in line with its market, roughly $190 typical across 7 comparable asks.
