{"uid":"cap_e8nNg06k-cO0_UyR1qhN7","slug":"japan-furigana-api-cb0f69c7","name":"Japan Furigana API","description":"Convert kanji-mixed Japanese (JP) text to hiragana, katakana, or romaji (Hepburn/Nippon/Passport), with a per-token breakdown of surface form, reading, and part-of-speech. Backed by the kuromoji morphological analyzer. Use to generate ruby readings, build search indexes, or preprocess text for speech synthesis.","url":"https://furigana.agentic-jp.com/furigana","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":5000,"description":"Japanese kanji-mixed text to convert to a reading"},"options":{"type":"object","properties":{"to":{"enum":["hiragana","katakana","romaji"],"type":"string"},"mode":{"enum":["normal","furigana","okurigana"],"type":"string"},"romaji_style":{"enum":["hepburn","nippon","passport"],"type":"string"}}}}},"responseSchema":{"type":"json","example":{"input":"東京都千代田区永田町","result":"とうきょうとちよだくながたちょう","tokens":[{"pos":"名詞","reading":"とうきょう","surface":"東京"}]}},"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_thHW_rcOrjrvpZGFCa_Hk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts Japanese kanji text to furigana (hiragana readings) or romaji, with part-of-speech tagging, multi-candidate name readings, and text classification","exampleAgentPrompt":"What's the furigana reading for '東京都千代田区永田町'? Break it into tokens with their part-of-speech tags and hiragana readings.","exampleUseCases":null,"resultDescription":"A JSON object containing the full furigana reading of the input string (e.g. 'とうきょうとちよだくながたちょう'), plus a token array where each token includes the surface form (original kanji), its hiragana reading, and part-of-speech category (e.g. 名詞 for noun).","failureModes":["Non-Japanese or empty input may return an error or empty token list","Payment failure via x402 if USDC balance is insufficient","Ambiguous Japanese names may return multiple candidate readings requiring disambiguation","Rate limiting if too many concurrent requests are made"],"whenToPreferThis":"Use this endpoint when you need accurate kanji-to-furigana conversion with linguistic metadata (part-of-speech, token segmentation) for Japanese text, especially for proper nouns and place names. Prefer over general translation APIs when you specifically need phonetic readings rather than meaning. Ideal for accessibility tools, language learning apps, or any pipeline that must annotate Japanese text with pronunciation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:39:24.750Z","isFirstParty":false}