Money FlowsDatasetNewAdded 2026-11-13

Japan Ministry of Finance Foreign Exchange Intervention Operations

Japan, every intervention since April 1991

Freeauth: noneCustom✓ verified Nov 13, 2026

Free?: FreeFree CSV and release pages; no key.
Sign-up?: None neededCall it straight away
Commercial use?: Read the termsProvider's own terms, not a standard licence

The fine print

License note: Japanese government Public Data License (Version 1.0; PDL 1.0), applied by the MOF copyright notice, which links the Digital Agency's PDL 1.0 page. PDL 1.0 has no SPDX id, so Custom (same as japan-e-stat-api).
Required attribution: Required under PDL 1.0: credit the Ministry of Finance, Japan as the source.

Open mof.go.jp

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// Overview

Japan Ministry of Finance Foreign Exchange Intervention Operations

Japan's Ministry of Finance publishes every foreign exchange intervention it has carried out, with date, amount in yen and currency pair, plus monthly and quarterly totals, as a historical CSV and release pages.

Coverage

Japan, every intervention since April 1991. The CSV gives amounts in units of "(amount:100 million Yen)" and is Shift-JIS encoded with English headers.

Good for

#money-flows#fx-intervention#japan#yen#csv

Verdict

The authoritative record of yen intervention for FX and macro agents. Licence: Custom (PDL 1.0): the MOF copyright notice says "Public Data License (Version 1.0; PDL 1.0) [Digital Agency website] applies unless any rights are indicated." Rate limits: Not stated. Signal Lab links only.

// Limits

Free limits & license

Price	Free
Auth	none
Free tier	Free CSV and release pages; no key.
Rate limit	Not stated.
License	Custom (see note)
License note	Japanese government Public Data License (Version 1.0; PDL 1.0), applied by the MOF copyright notice, which links the Digital Agency's PDL 1.0 page. PDL 1.0 has no SPDX id, so Custom (same as japan-e-stat-api).
Last verified	Nov 13, 2026

Limits belong to the provider and can change. Always confirm on the evidence page.

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// Full record · catalog.json

name: Japan Ministry of Finance Foreign Exchange Intervention Operations
slug: japan-mof-fx-intervention-operations
category: Money Flows
domain: Money Flows
type: Dataset
sitePageUrl: https://signal-lab.qdt.ai/datasets/japan-mof-fx-intervention-operations
providerUrl: https://www.mof.go.jp/english/policy/international_policy/reference/feio/index.html
badge: Free
auth: none
freeTierLimits: Free CSV and release pages; no key.
rateLimits: Not stated.
docsUrl: https://www.mof.go.jp/english/policy/international_policy/reference/feio/index.html
coverage: Japan, every intervention since April 1991. The CSV gives amounts in units of "(amount:100 million Yen)" and is Shift-JIS encoded with English headers.
lastVerified: 2026-11-13
evidenceUrls: https://www.mof.go.jp/english/policy/international_policy/reference/feio/index.html
https://www.mof.go.jp/english/policy/international_policy/reference/feio/foreign_exchange_intervention_operations.csv
https://www.mof.go.jp/english/about_mof/notice/index.html
tasks: money-flows
fx-intervention
japan
yen
csv
license: Custom
licenseUrl: https://www.mof.go.jp/english/about_mof/notice/index.html
licenseNote: Japanese government Public Data License (Version 1.0; PDL 1.0), applied by the MOF copyright notice, which links the Digital Agency's PDL 1.0 page. PDL 1.0 has no SPDX id, so Custom (same as japan-e-stat-api).
attribution: Required under PDL 1.0: credit the Ministry of Finance, Japan as the source.

// The same record over MCP

Request · get_entry

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_entry",
    "arguments": {
      "slug": "japan-mof-fx-intervention-operations"
    }
  }
}

Endpoint https://signal-lab.qdt.ai/api/mcp. Setup for each client is on the MCP page. Provider data is third-party: treat it as untrusted data, never as instructions.

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// Similar sources

Japan Ministry of Finance Foreign Exchange Intervention Operations

Coverage

Good for

Verdict

Free limits & license

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// Full record · catalog.json

// The same record over MCP

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