{"uid":"cap_SNvf1k0yBRIWJTilEpnAn","slug":"kasanegi-com-japan-grants-search-api-c3ac0e28","name":"kasanegi.com Japan Grants Search 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/search","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"object","required":["method"],"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"limit":{"type":"integer","default":10,"maximum":50,"minimum":1,"description":"Max results 1-50."},"offset":{"type":"integer","default":0,"minimum":0,"description":"Pagination offset."},"keyword":{"type":"string","description":"Keyword filter (Japanese or romaji)."},"verbose":{"type":"boolean","default":false,"description":"Verbose."},"industry":{"type":"string","description":"Industry filter."},"prefecture":{"type":"string","description":"Prefecture filter."},"company_size":{"enum":["micro","small","medium","sme"],"type":"string","description":"Company size filter."},"deadline_within":{"type":"integer","maximum":365,"minimum":1,"description":"Deadline within N days (1-365)."}}}}}}},"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_7oyW5OkeXS_bovdCOdH2E","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":"Search Japanese government and public grant programs by keyword, industry, prefecture, company size, and deadline","exampleAgentPrompt":"Search kasanegi.com for Japanese government grants available to small companies in the IT industry in Tokyo prefecture, with deadlines within the next 60 days — show me up to 20 results.","exampleUseCases":null,"resultDescription":"A JSON array of matching Japanese grant programs with relevant details such as grant name, description, eligible industries, eligible company sizes, prefecture applicability, deadline, and funding amounts, plus pagination metadata (total count, offset).","failureModes":["Invalid company_size enum value returns 400 error","deadline_within outside 1-365 range returns validation error","limit exceeding 50 returns validation error","No matching grants returns empty results array","Payment not provided or insufficient returns 402 Payment Required","Japanese keyword malformed or unsupported encoding returns 400"],"whenToPreferThis":"Use this endpoint when you need structured, clean access to Japanese government grant and subsidy data without scraping government websites. Ideal for AI agents helping Japanese SMEs discover applicable funding, or for applications that need to filter grants by industry, region, company size, or urgency. Prefer over scraping or manual lookup when you need programmatic, filterable, paginated access to Japan public grant data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:34:55.443Z","isFirstParty":false}