# Services from jp-data-api-production.up.railway.app on Zero

> jp-data-api-production.up.railway.app serves 41 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/jp-data-api-production.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/jp-data-api-production.up.railway.app/health.json

## Services

- [JP Data API — AI Company Research Brief](https://www.zero.xyz/c/jp-data-api-ai-company-research-brief-203cc2bc/llms.txt): $0.25/call via x402. Generates an AI-written company research brief combining official registry and disclosure data from Japan (EDINET), Korea (DART), and UK (Companies House) registries, with structured overview, recent filings, and risk notes.
- [UK Companies House Company Search](https://www.zero.xyz/c/uk-companies-house-company-search-35eeed9b/llms.txt): $0.01/call via x402. Search the UK Companies House registry by company name to retrieve company number, status, incorporation date, and registered address for KYB and compliance purposes.
- [Japanese Postal Code to Address Lookup (jp-data-api)](https://www.zero.xyz/c/japanese-postal-code-to-address-lookup-jp-data-api-75454f89/llms.txt): $0.005/call via x402. Converts a 7-digit Japanese postal code (zip) into structured address components: prefecture, city, and town in kanji, kana reading, and Hepburn romaji
- [Japan Cross-Border Business Day Overlap Checker](https://www.zero.xyz/c/japan-cross-border-business-day-overlap-checker-1d54dc47/llms.txt): $0.005/call via x402. Checks whether a given date is a business day in both Japan and a specified country, accounting for public holidays and weekends in both jurisdictions.
- [Tokyo Stock Exchange (TSE) Market Status API](https://www.zero.xyz/c/tokyo-stock-exchange-tse-market-status-api-0837fc76/llms.txt): $0.002/call via x402. Returns the current open/closed status of the Tokyo Stock Exchange, current session type, and next open/close times in JST and UTC, accounting for weekends and Japanese public holidays.
- [Japanese Regional Specialty Food Guide](https://www.zero.xyz/c/japanese-regional-specialty-food-guide-90dc59f2/llms.txt): $0.005/call via x402. Returns a curated guide of Japanese regional specialty foods — iconic dishes like sushi, ramen, wagyu, curry, and gyoza — with type, origin prefecture, description, and where to find them, searchable by dish keyword.
- [Japan Earthquake Recent Activity API (JMA)](https://www.zero.xyz/c/japan-earthquake-recent-activity-api-jma-ed0c42c8/llms.txt): $0.01/call via x402. Returns real-time recent earthquake data in Japan sourced from JMA (Japan Meteorological Agency), including magnitude, JMA shindo intensity, epicenter, and occurrence time.
- [Japan Meteorological Agency (JMA) Weather Forecast by Prefecture](https://www.zero.xyz/c/japan-meteorological-agency-jma-weather-forecast-by-prefecture-2a50a9c9/llms.txt): $0.005/call via x402. Returns a 3-day official JMA text weather forecast (weather, wind, waves) for a Japanese prefecture identified by area code
- [Japanese Text Normalization & Transliteration API](https://www.zero.xyz/c/japanese-text-normalization-transliteration-api-5b51069c/llms.txt): $0.005/call via x402. Normalizes Japanese text by converting full-width/half-width characters, converting between katakana and hiragana, and transliterating kana to Hepburn romaji
- [Japanese Public Holidays & Business Day Checker](https://www.zero.xyz/c/japanese-public-holidays-business-day-checker-cdb991cf/llms.txt): $0.002/call via x402. Returns Japanese national holidays for a given year and checks whether a specific date is a business day (accounting for holidays and weekends).
- [USPTO PatentsView Patent Search](https://www.zero.xyz/c/uspto-patentsview-patent-search-8fc2388e/llms.txt): $0.02/call via x402. Search US patents by keyword via PatentsView/USPTO, returning title, patent number, date, assignee, and abstract
- [jp-data-api Text Summarizer](https://www.zero.xyz/c/jp-data-api-text-summarizer-e22a873c/llms.txt): $0.02/call via x402. Summarizes arbitrary text into a concise English brief with key bullet points or a paragraph
- [Japan Trade Statistics API (UN Comtrade)](https://www.zero.xyz/c/japan-trade-statistics-api-un-comtrade-a020bae4/llms.txt): $0.02/call via x402. Returns Japan bilateral import/export trade values by partner country and HS commodity code from UN Comtrade official data, in annual USD figures.
- [Japanese-English AI Translation API](https://www.zero.xyz/c/japanese-english-ai-translation-api-36925f3f/llms.txt): $0.02/call via x402. Translates text bidirectionally between Japanese and English with auto-detection of translation direction, optimized for business and product content.
- [Company Name Normalization & Canonical Match Key Generator](https://www.zero.xyz/c/company-name-normalization-canonical-match-key-generator-8869e520/llms.txt): $0.003/call via x402. Strips legal suffixes (Inc, Ltd, K.K., GmbH, etc.), normalizes casing/whitespace/character width, and returns a canonical match key for company name deduplication and entity matching across Japanese and Latin scripts.
- [Japan Earthquake History API](https://www.zero.xyz/c/japan-earthquake-history-api-356ef3f9/llms.txt): $0.01/call via x402. Returns a historical daily time-series of Japan earthquake counts and maximum magnitude, sourced from JMA data collected since July 2026.
- [Korea DART Corporate Filings Daily List](https://www.zero.xyz/c/korea-dart-corporate-filings-daily-list-cf42bf3c/llms.txt): $0.02/call via x402. Returns the daily list of Korean corporate disclosure filings (DART/FSS) for KOSPI/KOSDAQ listed companies for a given date.
- [Polymarket Prediction Market Data API](https://www.zero.xyz/c/polymarket-prediction-market-data-api-5b85a625/llms.txt): $0.01/call via x402. Fetches trending Polymarket prediction markets with question text, outcome prices (implied probabilities), trading volume, and end dates; supports keyword search or defaults to trending.
- [Prediction Market AI Analysis](https://www.zero.xyz/c/prediction-market-ai-analysis-5938f3a5/llms.txt): $0.1/call via x402. Uses Claude AI to analyze a prediction market question and return its current implied probability, key drivers, and factors to watch, in structured English.
- [World Major City Travel Guide API](https://www.zero.xyz/c/world-major-city-travel-guide-api-71ee45e7/llms.txt): $0.01/call via x402. Returns top attractions, signature local food, and main transit systems for the world's most populous cities to support global trip-planning.
- [Japanese Annual Events & Festivals by Month](https://www.zero.xyz/c/japanese-annual-events-festivals-by-month-53d05f23/llms.txt): $0.005/call via x402. Returns a list of Japanese annual events and matsuri (festivals) for a given month or all months, including name, date/season, location, and English descriptions.
- [JP Data API — Persistent Key-Value Memory Store](https://www.zero.xyz/c/jp-data-api-persistent-key-value-memory-store-4f75e97e/llms.txt): $0.002/call via x402. Stores a string value under a user-defined namespace and key, persisting it across sessions and processes for AI agent long-term memory.
- [x402 Endpoint Validator](https://www.zero.xyz/c/x402-endpoint-validator-72eb0b54/llms.txt): $0.005/call via x402. Validates that a URL correctly implements the x402 payment protocol by checking HTTP 402 response, payment requirements, and response time
- [EDINET Filing Document Downloader (Japan Corporate Filings)](https://www.zero.xyz/c/edinet-filing-document-downloader-japan-corporate-filings-63acb48f/llms.txt): $0.05/call via x402. Returns download links and metadata for a single Japanese corporate filing by EDINET docId, including full PDF and structured XBRL CSV financial data.
- [Anime Pilgrimage (Seichi Junrei) Location Guide](https://www.zero.xyz/c/anime-pilgrimage-seichi-junrei-location-guide-6234e1b0/llms.txt): $0.005/call via x402. Returns real-world Japanese locations featured in popular anime, including prefecture, nearest train station, and the specific scene depicted, for anime tourism planning.
- [MusicBrainz Artist Lookup](https://www.zero.xyz/c/musicbrainz-artist-lookup-c3dee1ce/llms.txt): $0.005/call via x402. Looks up disambiguated music artist metadata from MusicBrainz by name, returning country, type, aliases, active years, and tags for Japanese and international artists.
- [EDINET Corporate Disclosure Filings List (Japan FSA / TSE)](https://www.zero.xyz/c/edinet-corporate-disclosure-filings-list-japan-fsa-tse-0e18301e/llms.txt): $0.01/call via x402. Returns a daily list of corporate disclosure filings submitted to EDINET (Japan's electronic securities filing system), including annual reports, quarterly earnings, and large-shareholding notifications for TSE-listed companies.
- [OpenAlex Academic Paper Search](https://www.zero.xyz/c/openalex-academic-paper-search-93e2c0f5/llms.txt): $0.01/call via x402. Searches academic literature via OpenAlex by keyword, returning titles, authors, year, venue, citation count, DOI, and abstract
- [Japanese Onsen Destination Guide API](https://www.zero.xyz/c/japanese-onsen-destination-guide-api-3ebcc2ea/llms.txt): $0.005/call via x402. Returns a guide to famous Japanese hot spring (onsen) towns including prefecture, water type, features, and nearest access points
- [JP Data API - Watch/Alert Creator](https://www.zero.xyz/c/jp-data-api-watch-alert-creator-ded42cc7/llms.txt): $0.02/call via x402. Creates a persistent hourly-evaluated alert (watch) for FX rate thresholds, earthquake magnitudes, or EDINET company filings, returning a watchId for polling.
- [JPY Exchange Rates API (ECB Reference)](https://www.zero.xyz/c/jpy-exchange-rates-api-ecb-reference-2aa0e962/llms.txt): $0.005/call via x402. Returns current Japanese yen (JPY) exchange rates against 10 major currencies using ECB reference data, including inverse rates
- [JPY Historical FX Rates API](https://www.zero.xyz/c/jpy-historical-fx-rates-api-3777fa0d/llms.txt): $0.01/call via x402. Returns historical daily JPY exchange rate time-series for up to 400 days, covering USD, EUR, CNY, KRW, and other major currencies
- [PokeAPI Pokemon Data Lookup](https://www.zero.xyz/c/pokeapi-pokemon-data-lookup-d3a18763/llms.txt): $0.002/call via x402. Returns Pokemon stats, types, abilities, evolution chain, height, and weight by name or national Pokédex ID
- [Japan Railway Lines Reference API](https://www.zero.xyz/c/japan-railway-lines-reference-api-b819fdd3/llms.txt): $0.005/call via x402. Returns a reference list of major Japanese railway lines and key stations (in English), including operator, line type, major stops, and region
- [jp-data-api Watch Check](https://www.zero.xyz/c/jp-data-api-watch-check-c13d343e/llms.txt): $0.002/call via x402. Polls a previously created watch to check whether its trigger condition has fired, returning status, trigger time, and observed value.
- [Soccer/Football Player Lookup (TheSportsDB via jp-data-api)](https://www.zero.xyz/c/soccer-football-player-lookup-thesportsdb-via-jp-data-api-3d62dd4b/llms.txt): $0.01/call via x402. Looks up soccer/football player profiles by name, returning nationality, team, position, birth date, and description — with J-League and international coverage.
- [JP Data API – Persistent Key-Value Memory Read](https://www.zero.xyz/c/jp-data-api-persistent-key-value-memory-read-4f52251b/llms.txt): $0.001/call via x402. Retrieves a previously stored value from persistent key-value memory by namespace and key, enabling AI agents to recall long-term state across sessions.
- [Agent Persistent Memory - List All Keys](https://www.zero.xyz/c/agent-persistent-memory-list-all-keys-6f46c145/llms.txt): $0.001/call via x402. Lists all keys stored in a named namespace, returning sizes and timestamps for each stored memory entry.
- [Baseball Player Lookup (TheSportsDB via jp-data-api)](https://www.zero.xyz/c/baseball-player-lookup-thesportsdb-via-jp-data-api-a308f5a5/llms.txt): $0.01/call via x402. Looks up baseball player profiles including team, position, nationality, birth date, and description, covering NPB (Japan) and MLB players.
- [JP Data API – Anime Season Listing](https://www.zero.xyz/c/jp-data-api-anime-season-listing-01fc6a6c/llms.txt): $0.01/call via x402. Returns a list of anime titles airing in a given season and year (e.g. winter 2024) using Japanese broadcast calendar data.
- [JP Data API – Anime Search](https://www.zero.xyz/c/jp-data-api-anime-search-fa467305/llms.txt): $0.01/call via x402. Search for anime titles and related information by keyword query

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)