Classification
Product TypeRaw Material
Product FormFresh
Industry PositionPrimary Fishery Product
Raw Material
Market
Fresh crab in Japan is a high-value seafood category anchored by domestic landings of snow crab from Hokkaido and the Sea of Japan coast, with strong seasonal demand in winter. Domestic snow crab is marketed under origin-based brands (e.g., Echizen-gani, Matsuba-gani, Kanou-gani) and is subject to fishery management measures such as regulated fishing periods and size rules. Imports and interregional distribution complement domestic supply, but market access is compliance-driven, requiring Food Sanitation Act import notification and possible inspection at MHLW quarantine stations prior to customs clearance. For live/fresh shipments, correct species identification is critical because Japan’s Alien Species Act can prohibit import/handling of designated invasive alien species and may require a Certificate of Species for certain living organisms.
Market RoleDomestic consumption market with notable domestic landings; imports supplement supply
Domestic RolePremium seasonal seafood category (notably winter snow crab) with strong domestic consumption and origin-brand differentiation
SeasonalityDomestic snow crab availability is strongly seasonal in winter (generally November to March), while imports can extend availability beyond the domestic season depending on origin and product form.
Specification
Primary VarietyZuwai-gani (snow crab)
Secondary Variety- Echizen-gani (Fukui; GI-protected origin brand for snow crab)
- Matsuba-gani (San'in; origin brand for snow crab)
- Kanou-gani (Ishikawa; origin brand for snow crab)
Physical Attributes- Auction/market grading commonly checks size and weight
- Missing claws/legs and surface scratches/imperfections are assessed
- Carapace color and the state of molting are evaluated in grading
Grades- Fine-grained grading categories at landing/auction can be used to segment quality and price
Supply Chain
Value Chain- Domestic: landing at fishing port → grading/sorting → auction → intermediate wholesalers → retail/foodservice
- Imports: Food Sanitation Act import notification (MHLW quarantine station) → document examination/inspection (as applicable) → customs import declaration → domestic distribution
Risks
Regulatory Compliance HighIf the shipment is live crab and the species falls under Japan’s Alien Species Act controls (e.g., designated invasive alien species), import and subsequent handling can be prohibited without authorization; misidentification or missing species documentation can trigger seizure, prohibition, or severe delays.Confirm scientific name/species at contracting stage; screen against Japan’s Alien Species Act lists and import procedures; obtain any required Certificate of Species/permissions before shipment.
Food Safety HighImported fresh crab intended for sale must be notified under Japan’s Food Sanitation Act; quarantine station document examination and inspections can result in non-entry measures (e.g., disposal or re-shipment) when violations are detected.Use an importer checklist aligned to the Food Sanitation Act notification; ensure complete shipment documentation and pre-shipment testing/controls appropriate to the product and origin risk profile.
Resource Sustainability MediumDomestic snow crab supply is constrained by regulated fishing seasons and fishery management measures; supply tightness can raise price volatility and increase substitution toward imports and alternative species/forms.Plan procurement around the winter season window for domestic origin brands; diversify origins/species and consider frozen alternatives for continuity.
Sustainability- Fishery resource management and seasonal restrictions for snow crab (regulated fishing periods and other controls aimed at sustaining stocks)
FAQ
What must an importer do before selling imported fresh crab in Japan?For commercial imports, the importer must submit a Food Sanitation Act import notification (“Notification Form for Importation of Foods, etc.”) to the MHLW quarantine station for the port/airport of entry, where document examination and possible inspection are conducted; the product must not be used for sale without this notification procedure.
Can live crab imports be blocked by species-based rules in Japan?Yes. Japan’s Alien Species Act can strictly prohibit import/handling of designated invasive alien species without authorization, and certain living organisms may require a Certificate of Species at import; this makes accurate scientific-name identification and documentation a critical pre-shipment step for live crab.
When is the main season for domestic snow crab in Japan?A commonly cited season for domestic snow crab along the Sea of Japan coast is winter, generally from November through March, with regional branding and landings aligned to the open fishing season.