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Japan export and import customs statistics (Ministry of Finance) by code. No API key required.
Remote server: your requests and data go to data.washutrading.com. Claude Code: claude mcp add --transport http japan-trade-statistics-customs-data https://data.washutrading.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
get_catalog — Call this first. Returns periods and latest months for exports and imports, levels, which tool answers which question, keyless limits and knget_item_summary — One call for an item overview: last-12-month value with YoY and 3-year change, main partners and their growth, growing and declining partnerget_new_markets — Partners that newly appeared (last 12 months at or above the minimum, previous 12 months under USD 100,000) and partners that surged (2x or get_seasonality — Seasonality: monthly shares over the last three full years with year-to-year range, peak and low months, for the world and the top 5 partnersearch_items — Find items by name or code. Use this first when you do not know the code. 9-digit codes differ between exports and imports; check each resulget_item — Item details: parent and child levels, unit, and the months covered. Use this to navigate the hierarchy. For an item's figures, partners andget_series — Monthly series for an item (value, quantity, unit price, YoY, MoM, preliminary/revised). With flow=both, exports, imports and the balance siget_partners — Partner-country breakdown and shares for an item (one month or the last 12 months): destinations for exports, origins for imports. / 品目の相手国のget_ranking — Item ranking. For export or import, by value or yoy; for both, by balance (order=asc for the largest deficits). Set country to rank trade wiget_country_summary — Use this for the overall picture of trade with one country: exports, imports, balance, YoY and the main items, in one call. For one item's breport_data_issue — Report a data problem (differs from official figures, missing, wrong name, etc.) to the operator. Returns no figures. / データの誤り（公表値と違う、欠けている、get_meta — Latest month and each month's status for exports and imports, the latest month common to both, the first month of data for each level (chaptNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.