{"uid":"cap_6jR65xmcVZU0kstLe-hS1","slug":"oracle-network-jp-data-fly-dev-286cb3f7","name":"Japan e-Gov Law Catalog Change Detector","description":"Japanese law catalog snapshot from e-Gov (laws.e-gov.go.jp). Returns the 2 most recent snapshots. Clients can diff them to detect amendments, enactments, and repeals. Refreshed daily at 3 AM JST.","url":"https://oracle-network-jp-data.fly.dev/v1/jp/law/changes","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"array","items":{"type":"object","properties":{"payload":{"type":"object","properties":{"type":{"type":"string","const":"egov-law"},"parsed":{"type":"object"}}},"collected_at":{"type":"string","format":"date-time"}}},"maxItems":2,"minItems":2}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_TPZz6x8iotbmVO7znIwYk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the 2 most recent daily snapshots of Japan's e-Gov law catalog so clients can diff them to detect new laws, amendments, and repeals","exampleAgentPrompt":"Can you check the Japan e-Gov law catalog for any changes — new laws, amendments, or repeals — since yesterday's snapshot?","exampleUseCases":null,"resultDescription":"An array of exactly 2 law catalog snapshots from Japan's e-Gov system, each with a collected_at ISO datetime and a parsed egov-law payload. The client diffs the two snapshots to identify which laws were added, modified, or removed between the two most recent daily captures (refreshed at 3 AM JST).","failureModes":["Payment required (402): x402 micropayment of $0.005 USDC not provided or invalid","Service unavailable: Fly.dev instance not running or cold-start timeout","Upstream unavailable: e-Gov (laws.e-gov.go.jp) unreachable during last refresh cycle","Stale data: snapshot older than expected if 3 AM JST refresh job failed","Empty diff: no law changes between snapshots is a valid response, not an error"],"whenToPreferThis":"Use this endpoint when you need to programmatically detect changes in Japan's official law catalog sourced directly from e-Gov, the authoritative government portal. Ideal for compliance systems, legal research agents, or regulatory monitoring pipelines that need daily diffs of enacted, amended, or repealed Japanese statutes. Prefer this over general web scraping when you need structured, pre-parsed law data with timestamps for diffing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:32:43.851Z","isFirstParty":false}