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Guides to sourcing from Japan

Practical, checkable guides to finding, verifying, paying and working with Japanese manufacturers. Written for overseas buyers, with every company on this site matched to its official corporate registration.

43 guides · updated regularly · free

Start hereHow to Find a Manufacturer in JapanA step-by-step guide to finding a Japanese manufacturer that will actually take your order, verify as real, and reply to an overseas buyer. What works and what wastes time.Read the guide → · 6 min read

Finding and verifying suppliers

Sourcing by capability

How to Source Electronic Components from JapanHow to source electronic components from Japan: when to buy through an authorized distributor, when to go direct to the maker, MOQs, RFQs, and how to verify the supplier.5 min readHow to Source CNC Machining from JapanHow to source CNC machining from Japan: what the job shops are strong at, the drawing and tolerance detail a quote needs, MOQs and lead times, and how to verify the shop.6 min readHow to Source Precision Parts from JapanHow to source precision parts from Japan: what counts as precision, the drawing and metrology detail suppliers need, which industries they serve, and how to verify a supplier.5 min readHow to Source Automotive Parts from JapanHow to source automotive parts from Japan: the difference between genuine parts, aftermarket and custom component manufacturing, the compliance and tariffs, and how to verify a supplier.4 min readHow to Source Metal Stamping from JapanHow to source metal stamping from Japan: progressive-die precision, the tooling cost that dominates the decision, what to specify, volume economics, and how to verify a supplier.4 min readHow to Source Molds and Dies from JapanHow to source molds and dies from Japan: why Japanese tooling is a premium, build-only vs build-and-run, protecting your design, lead times, and how to verify a supplier.5 min readHow to Source Surface Treatment from JapanHow to source surface treatment from Japan: plating, anodizing, coating and heat treatment, whether to source it separately or with the part, what to specify, and how to verify a supplier.4 min readHow to Source PCB Assembly from JapanHow to source PCB assembly from Japan: bare board vs assembly vs box-build, turnkey vs consigned, the files a quote needs, IPC class and testing, and how to verify a supplier.4 min readHow to Source Semiconductor Components and Materials from JapanHow to source semiconductor components, materials and equipment parts from Japan: what the market actually covers, the qualification reality, cleanliness and traceability, and how to verify a supplier.4 min readHow to Source Sheet Metal Fabrication from JapanHow to source sheet metal fabrication from Japan: laser cutting, bending and welding, what a flat pattern quote needs, tolerances, finishing, and how to verify a fabricator.4 min readHow to Source Injection Molding from JapanHow to source injection molding from Japan: why the mould dominates the decision, resin selection, tool ownership, cavity count, and how to verify a moulder.4 min readHow to Source Medical Device Components from JapanHow to source medical device components from Japan: what suppliers actually make, the quality system and documentation to expect, regulatory realities, and how to verify a supplier.4 min readHow to Source Casting and Forging from JapanHow to source casting and forging from Japan: choosing between sand, die and investment casting or forging, pattern and die costs, what to specify, and how to verify a supplier.5 min readHow to Source Optics and Lenses from JapanHow to source optical components and lenses from Japan: glass vs moulded, the optical drawing a quote needs, coatings, tolerances, and how to verify a supplier.4 min read

Contacting and working with suppliers

How to Contact Japanese Manufacturers (and Actually Get a Reply)Why Japanese manufacturers do not reply to overseas inquiries, and how to contact them so you get an answer: the right first email, the language barrier, and what works.6 min readJapanese Business Etiquette for BuyersPractical Japanese business etiquette for buyers sourcing from Japan: first contact, meetings and business cards, how negotiation really works, and the mistakes that end deals.5 min readJapanese Supplier MOQ and Lead TimesWhat to expect from a Japanese supplier MOQ and lead time, why minimums are higher and less negotiable than in China, and how to ask for a pilot run politely.6 min readJapanese Trading Company vs ManufacturerHow to tell a Japanese trading company from the actual manufacturer, why so many exports go through one, what the middleman costs you, and when going direct is worth it.6 min readJapanese Supplier Quality ControlHow to run quality control with a Japanese supplier: what to specify before production, first article approval, inspection levels, factory audits and third party inspection.5 min readNDA with Japanese SuppliersHow to use an NDA with Japanese suppliers, what it does and does not cover, who owns the tooling you paid for, and when to register your rights in Japan before sharing designs.5 min readJIS Standards and Japanese Quality Certifications ExplainedWhat JIS standards are, how the JIS mark works, how JIS relates to ISO, and what a certification actually tells a buyer about a Japanese supplier.5 min read

Paying, importing and logistics

Trade terms explained

International Trade Terms ExplainedPlain English definitions of the trade terms you meet when importing: HS code, Incoterms, bill of lading, demurrage, certificate of origin, letter of credit and more.4 min readWhat Is an HS Code? How to Find and Use YoursWhat an HS code is, how the digits are structured, how to find the right code for your product, and what happens if you classify it wrong.4 min readEx Works (EXW) ExplainedWhat Ex Works means, where risk and cost transfer, the export clearance problem buyers hit, and when EXW is and is not the right term to agree.4 min readWhat Is a Bill of Lading? Types, Uses and Why It MattersWhat a bill of lading is, the difference between original, straight, seaway and telex release, and why whoever holds the original controls the cargo.4 min readDemurrage and DetentionDemurrage and detention explained: the difference between the two, what free time means, why the charges accrue daily, and the practical ways importers avoid them.4 min readCertificate of OriginWhat a certificate of origin is, the difference between preferential and non-preferential, who issues it, and when an importer actually needs one.4 min readLetter of Credit ExplainedHow a letter of credit works step by step, what sight and usance mean, what discrepancies cost, and when an importer should use one instead of a bank transfer.4 min readWhat Does a Freight Forwarder Do? And Do You Need One?What a freight forwarder does, how they differ from a customs broker and a carrier, what they charge for, and how to choose one for imports from Japan.4 min read

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