ΣΟΦΙΑ

Bluefin Tuna

Σ4Restricted
Route: ranching and seafood groups · 5 Oct 2026
Price regimeAs of 5 Oct 2026

Toyosu first-auction records for Ōma bluefin, against a commercial price that has not followed.5High

Origins
Ōma and Japanese coastal fisheries · Mediterranean ranching · Pacific and Southern stocks
Principal markets
Japan · United States · European Union · Hong Kong
Structure
Supply concentrationMediumLiquidityMediumScarcityHigh (wild Ōma)Provenance riskMedium
Holding horizon
Equity · fish 2–3 years in pens
Ranched Pacific bluefin are caught young and fattened in pens for two to three years before sale; wild Ōma fish are sold the day they land. The route is seafood groups and ranching operations, so the practical holding is listed equity (Maruha Nichiro, Nissui, Kyokuyo) with no fixed term, bounded by quota allocations set year to year.5 3DerivedMed
Exit depth · ranching and seafood groups
RoutesFish: the Toyosu auction and regional wholesale markets, licensed buyers only; direct contracts with retailers and sushi chains. Capital: shares in the listed seafood groups through any broker; private sale of a ranching licence and pens, which transfers with the quota.5 3High ActivityHundreds of tuna sell at Toyosu every morning; superb Ōma bluefin trades at roughly ¥17,000–20,000/kg on an ordinary day against the ¥2.1 m/kg paid at the 5 January 2026 New Year auction (¥510.3 m for 243 kg). Pacific bluefin catch limits were raised 60% for 2025–26 as the stock recovered.5 3ReportedHigh CostMarket commission and handling at Toyosu; grading on the day by cut and fat, which can halve the price of a fish that looked right in the water. Equity: brokerage and spread. Ranching: feed for two to three years and the mortality that comes with it.5DerivedMed TimeA fish is sold within hours of landing and paid on market terms. Shares exit the same day. A ranching business takes months and needs a licensed buyer, since the quota cannot be sold to anyone else.3DerivedMed

Context for Liquidity, not a rating. Definitions → · Themes covering this market are listed at the end of the brief.

Since last update

Re-checked 5 Oct 2026: no new Toyosu price series or quota decision since the last update; the 2026 New Year record (¥510.3m) and the 2025–26 Pacific catch-limit increase remain the latest data points.

Why Σ4

Toyosu auction prices are visible but cover a perishable product. The route is ranching operations and seafood groups, bound by catch quotas set by ICCAT in the Atlantic and by the WCPFC and IATTC in the Pacific. Exit is through corporate equity or private sale.

The Σ grade is ΣΟΦΙΑ's opinion of how practical the asset is to hold. Not a view on return. How it is judged →

Valuation
Exit
Custody
Title and transfer
Access
Intangible premium
Full report 5 sections · 6 sources · open ↓close ↑

A wild fish pulled back from collapse by international quota, and then auctioned each New Year at a price that has nothing to do with the fish. Japan grades it by eye on the market floor; the world pays for the landing port. This page covers the ceremony, the stock and quota science, and what separates the ceremonial price from the commercial one. No prices are carried as live values.

¥510.3 m
First-auction tuna, Toyosu, 5 Jan 2026, record; ¥2.1 m/kg Reported1 2
+60%
Pacific bluefin catch limits raised for 2025–26 by the IATTC–WCPFC joint group Reported3

IThe first auction

A ceremony, not a price.

YearWinning bidFishBuyer
2019¥333.6 m278 kg, Ōma; first New Year auction after the move from TsukijiKiyomura (Sushi Zanmai)2 4
2020–24,Yamayuki, buying for the Onodera Group, wins five consecutive years4Yamayuki / Onodera
2025¥207 mSecond-highest on record at the timeYamayuki / Onodera4
2026¥510.3 m243 kg (AP, CNN) or 234 kg (Nippon.com), Ōma, Aomori; ¥2.1 m/kg; Yamayuki bid to ¥486 m before Kiyomura raisedKiyomura (Sushi Zanmai)1 2 4
Discrepancy logged: the 2026 fish is reported at 243 kg by AP, CNN and SeafoodSource and at 234 kg by Nippon.com; both yield roughly ¥2.1 m/kg. Neither weight is chosen here.1 2 4 Med

The ichiban maguro is a good-luck purchase and a marketing budget: two sushi chains compete for the headline, and the weak yen, inbound tourism and their rivalry have pushed the ceremonial price up while underlying commercial bluefin prices have faced downward pressure as Atlantic quotas rise and farmed volumes grow.4 5 Toyosu sells roughly 200 fresh and 1,000 frozen tuna a day; the auction floor is green to show off red flesh.5 In 2023 a director of an Ōma fisheries company was convicted of under-reporting catches, a reminder that the brand operates inside a quota system.5 High

IIStock and quota

The fish that came back, and the argument about how fast to catch it again.

StockIUCN 2021 reassessmentManagementNote
Atlantic bluefin (Thunnus thynnus)Endangered → Least ConcernICCAT quotas, eastern and western stocksRising quotas on recovering stocks; the western Atlantic / Gulf of Mexico population still depleted5
Pacific bluefin (T. orientalis)Vulnerable → Near ThreatenedIATTC–WCPFC joint working groupCatch limits raised 60% for 2025 and 2026; no harvest strategy adopted in 2025 despite NGO pressure3 5
Southern bluefin (T. maccoyii)Critically Endangered → EndangeredCCSBTRanched off Port Lincoln, Australia5

The IUCN's own coordinator cautioned that global improvement can mask depleted regional stocks and does not mean the world should eat more tuna.5 The 60% Pacific increase was, in the words of a Pew observer, "concerning to some because it was such a quick change".3 Farmed and ranched bluefin, wild juveniles fattened in pens, and in Japan full-cycle aquaculture, now supplies a growing share of the commercial market, decoupling everyday sashimi from the Ōma fish on the auction floor.5 High

Diamond parallel: bluefin is the caviar story in reverse order, quotas first, aquaculture second, with the wild fish retaining the premium because the ceremony demands a wild, line-caught, Ōma-landed animal. Provenance ("Ōma") functions exactly as "Kashmir" or "Golconda" does for a stone: a place-name that multiplies the price of an otherwise gradable commodity. Hyp

IIIBrand economics compared

What the two markets share, and where they diverge.

DimensionBluefin tunaWagyu
Supply controlInternational quotas (ICCAT, WCPFC, CCSBT); wild stock plus ranchingBreed registry and prefectural cooperatives; farmed
GradingBuyer inspection at auction, colour, texture, fat, tail cutJMGA carcass grade; BMS 1–12; brand councils
Price discoveryDaily Toyosu auction; ceremonial New Year bidWholesale carcass auctions; brand premiums on top
Provenance markerLanding port (Ōma) and methodPrefecture, strain (Tajima), ten-digit serial
SubstituteFarmed / ranched bluefin; other tunasAustralian and American wagyu; F1 crossbreds
Scarcity signalRising ceremonial price, falling commercial priceA5 at 75%+ of market: the top grade has stopped being scarce

In both cases the Japanese system grades rigorously and then lets a place-name or a ceremony carry the luxury premium above the grade. The bluefin premium is defensible because the wild fish is genuinely finite; the wagyu premium is under pressure because the grade it rests on has become the norm.6 5 Hyp

IVIndicators to monitor

Recurring data points that move this analysis. No live values are carried on this page.

IndicatorSource & cadenceWhat it tells you
Toyosu first-auction resultTokyo Metropolitan Central Wholesale Market; press, 5 JanuaryCeremonial sentiment and yen effect; not a commercial price
Toyosu daily tuna volumes and average pricesMarket statistics, monthlyCommercial bluefin trend; not carried here
Stock assessments and catch limitsICCAT (November), WCPFC/IATTC joint working group (annual), CCSBTWhether the 60% Pacific increase holds; harvest-strategy adoption
IUCN Red List reassessmentsIUCN, periodicConservation status by stock

VSources

Numbered in order of first citation. Holding-horizon and exit-depth fields added 23 Oct 2026 from existing sources.

Show 6 sources
  1. CNN / AP, "Bluefin tuna fetches record $3.2 million at Japan's Toyosu market auction", 5 Jan 2026, ¥510 m; 243 kg; Kiyomura; previous record ¥334 m (2019); Ōma; ¥2.1 m/kg.
  2. Nippon.com, "The ¥500-Million Tuna", 20 Jan 2026, ¥510.3 m; 234 kg; previous record ¥333.6 m at the first Toyosu New Year auction in 2019.
  3. SeafoodSource, "Top tuna at Toyosu sells for USD 3.2 million", 5 Jan 2026, IATTC–WCPFC joint working group 2024 vote to raise Pacific bluefin catch limits 60% for 2025 and 2026; no harvest strategy adopted in 2025; Pew and ISSF positions.
  4. Nippon.com, "Big Spending on a Big Fish", 26 Jan 2026, ¥2.1 m/kg; Yamayuki/Onodera five consecutive wins; 2025 bid ¥207 m; bidding sequence to ¥486 m; 2019 fish 278 kg.
  5. Toyosu Fish Market guide, "Bluefin Tuna Auction Record Prices Explained (2026)", IUCN 2021 reassessment by stock (verbatim categories); Beth Polidoro quotation; 2025–26 trend (weak yen, tourism, rivalry vs. commercial pressure); Ōma under-reporting conviction 2023; c.200 fresh and c.1,000 frozen tuna daily; green floor. Med Also: ordinary-day Ōma bluefin roughly ¥17,000–20,000/kg against ¥2.1 m/kg at the 5 Jan 2026 New Year auction; hundreds of tuna sold daily.
  6. Nikkei Asia, "Top-grade A5 wagyu accounts for over 75% of Japan's market, driving exports", 25 Jun 2026, A5 saturation; inflation-hit domestic consumers; export push.
IThe first auctionIIStock and quotaIIIBrand economics comparedIVIndicators to monitorVSources
Themes that cover this market