Normalize a Japanese address into clean prefecture/city/town/chome components, fixing fullwidth/halfwidth and old-form kanji, and resolving the postal code. Returns a 0-1 confidence score.

Geocode a Japanese address to WGS84 lat/lng coordinates, with a granularity level and confidence score. Japan-only.

Reverse-geocode WGS84 lat/lng coordinates within Japan to a normalized address.

Look up Japanese address candidates for a 7-digit postal code (郵便番号), backed by Japan Post KEN_ALL data.

Extract a fully structured Japanese address — including building name, room number, and addressee — from free-form, OCR, or voice-transcribed text.

Convert kanji-mixed Japanese text to hiragana, katakana, or romaji, with a per-token reading breakdown.

List the possible readings of a Japanese name (person, company, or place), each with a probability — names are ambiguous without context.

Classify a Japanese string as person_name / company_name / place_name / general / mixed, with a probability and character-type breakdown.

Real-time delay and operational status for a Japanese train station, per line, with a bilingual summary. Sourced from ODPT.

Current service disruptions on a specific Japanese train line.

Plan a route between two Japanese train stations with transfers, duration, and fare.

Suggest delay-aware alternative routes for Japanese train travel — ranked routes that avoid currently-disrupted lines.

Directory of Japanese rail operators and their lines, with canonical ids. Use to discover valid line identifiers.

Fuzzy-search Japanese train stations by name (kanji, kana, or romaji).

Full profile of a Japanese National Diet member by canonical id — party, constituency, committees, positions.

Search current Japanese National Diet members by name (kanji/kana/romaji), party, house, or constituency.

Full-text search the official Japanese Diet proceedings archive (国会会議録), filterable by date, house, committee, and speaker.

Classify a Japanese calendar date as a public holiday, weekend, or business day. Backed by official Cabinet Office data.

List all Japanese public holidays for a given year.

Add (or subtract) a number of Japanese business days to a date, skipping weekends and public holidays.

Count the Japanese business days between two dates (inclusive of neither endpoint by default).

Japanese weather forecast for a region — today's conditions, near-term outlook, and a 7-day forecast. Sourced from the JMA.

Active Japanese weather warnings and advisories for a region, from the JMA.

List the valid JMA region codes and names accepted by the weather tools.

Look up one Japanese corporation by its 13-digit corporate number (法人番号), against the National Tax Agency registry.

Search the Japanese corporate registry by trade name and/or location. Matches Japanese and registered English names.

One-call KYB report on a Japanese corporation: official registry record, lifecycle status (active/closed), kana + romaji name readings, machine-actionable risk flags, an English summary, and the dataset vintage. Accepts a 13-digit corporate number or a company name. Premium composite ($0.25) — replaces 3-4 separate lookups.

Name-match (名寄せ) a company name plus location against the Japanese corporate registry, returning the most likely corporate number with a confidence score. Closed/dissolved companies are reported as not verified.