{"uid":"cap_j4vTOmv6X3YedOJGcyHFI","slug":"japan-upcoming-grants-api-d553f79b","name":"Japan Upcoming Grants API","description":"Stop scraping Japanese government and public-data sites. Call clean Japan payroll, company, and grant APIs over one host. Preview free; one public marketplace listing covers all current products; x402 direct is available for agent-native buyers.","url":"https://kasanegi.com/v1/grants/upcoming","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"object","required":["method"],"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"days":{"type":"integer","default":90,"maximum":90,"minimum":1,"description":"Window in days 1-90."},"limit":{"type":"integer","default":10,"maximum":50,"minimum":1,"description":"Max items 1-50."},"prefecture":{"type":"string","description":"Prefecture filter."}}}}}}},"responseSchema":{"type":"json","mimeType":"application/json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_CpGRwYj7SzC8Mxmqm6M48","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a list of upcoming Japanese government grants filtered by prefecture and time window","exampleAgentPrompt":"Show me up to 20 upcoming government grants in Osaka that open within the next 60 days.","exampleUseCases":null,"resultDescription":"A JSON array of upcoming Japanese government grant opportunities, including grant names, application windows, eligibility information, and prefecture details, limited to the specified count and time horizon.","failureModes":["Invalid prefecture name returns empty or error response","days value out of range 1-90 returns validation error","limit value out of range 1-50 returns validation error","Payment not completed (402) blocks access","No upcoming grants in specified window returns empty list"],"whenToPreferThis":"Use this endpoint when you need structured, clean data on upcoming Japanese government grants without scraping official government sites. Prefer this over manual scraping when you need prefecture-specific grant discovery, want consistent JSON output, or are building an agent workflow that monitors Japanese public funding opportunities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:40:35.456Z","isFirstParty":false}