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fakeloc / JP

Japan random address generator

Generate synthetic addresses for Japan with 1128 curated regional samples. Choose a region, reproduce a batch with a seed, and export CSV or JSON.

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Your generated address

🇯🇵 JP
1 records
READY FOR YOUR NEXT TEST
8-19-30
Obama Shi, Fukui 917-0241
Japan
View on map ↗Map search is not delivery validation.
🇯🇵JP
✦ ✦ ✦
Street address
8-19-30
City
Obama Shi
State / province
Fukui
Postal / ZIP code
917-0241
SAMPLE PROFILEFictional details
Full name
水野 成美
Email address
test.f27769febaaf@example.com
Gender
Female
Date of birth
1986-03-23
Test phone
+81 000 000 0113
Local address format
〒917-0241
福井県小浜市
8-19-30
Synthetic fixtures · Not verified for deliveryCity/locality and postal code sampled together from GeoNames. Streets and profiles are synthetic; delivery is not verified.
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Address formats: fields, order, and postal codes →

ADDRESS GUIDES

Address format and test coverage: Japan

Synthetic fixtures · Not verified for delivery

An example for Japan

This deterministic example shows the generator’s output for Sakata Shi. Place names and address data retain their destination spelling rather than being translated with the interface. This is a test fixture, not a verified delivery address.

〒999-6834
山形県酒田市
1-10-28

Included regional samples

The current Japan catalog includes 1128 regional samples. City, region and postcode are selected together. This list describes the generator’s coverage, not every locality in the country.

Aichi · Toyota Shi · 471-0864
Akita · Semboku Shi · 014-1192
Aomori · Kamikita Gun · 039-3171
Chiba · Abiko Shi · 270-1157
Ehime · Matsuyama Shi · 791-8067
Fukui · Sabae Shi · 916-1111
Fukuoka · Kurume Shi · 830-8503
Fukushima · Futaba Gun · 979-1526
Gifu · Gifu Shi · 500-8366
Gumma · Tone Gun · 379-1616
Hiroshima · Hatsukaichi Shi · 738-0281
Hokkaido · Kamikawa Gun · 071-1461
Hyogo · Takarazuka Shi · 665-0812
Ibaraki · Hitachinaka Shi · 311-1226
Ishikawa · Hakui Shi · 925-0049
Iwate · Hachimantai Shi · 028-7551
Kagawa · Takamatsu Shi · 761-1592
Kagoshima · Kirishima Shi · 899-5115
Kanagawa · Sagamihara Shi · 252-0332
Kochi · Tosa Shi · 781-1104
Kumamoto · Ashikita Gun · 869-5393
Kyoto · Fukuchiyama Shi · 629-1305
Mie · Matsusaka Shi · 515-0823
Miyagi · Kami Gun · 981-4229
Miyazaki · Hyuga Shi · 883-0041
Nagano · Nagano Shi · 380-8530
Nagasaki · Minamimatsura Gun · 857-4102
Nara · Kashihara Shi · 634-0051
Niigata · Tokamachi Shi · 949-8603
Oita · Nakatsu Shi · 871-0039
Okayama · Soja Shi · 719-1114
Okinawa · Kunigami Gun · 905-0401
Osaka · Osaka Shi · 545-6010
Saga · Kashima Shi · 849-1324
Saitama · Kumagaya Shi · 360-0852
Shiga · Otsu Shi · 520-0004
Shimane · Matsue Shi · 690-0411
Shizuoka · Kamo Gun · 410-3604
Tochigi · Tochigi Shi · 328-0133
Tokushima · Naka Gun · 771-5201
Tokyo · Chiyoda Ku · 101-8579
Tottori · Saihaku Gun · 689-4103
Toyama · Imizu Shi · 939-0332
Wakayama · Wakayama Shi · 640-8206
Yamagata · Yonezawa Shi · 992-1473
Yamaguchi · Hofu Shi · 747-0812
Yamanashi · Fuefuki Shi · 406-8505

Postal fields in your tests

Preserve postal codes as text, including letters, spaces, hyphens and leading zeros. Examples in the current catalog: 471-0864, 496-8039, 444-2327, 464-0832, 475-0844, 467-8686. A matching format does not confirm delivery.

Use this country in your workflow

Select a region or use any region, then generate 1–1,000 records. Keep the seed, options and generator version unchanged to reproduce a test. Save locally or export CSV, JSON or TXT; browser favorites do not sync across devices.

Generate a Japanese address by prefecture

Choose Japan and one of the 47 prefectures, or leave the region unrestricted. The output separates prefecture, city and postal code so you can map each field into a test form. Generate one record or export up to 1,000. The place catalog is deliberately small: prefecture coverage does not imply coverage of every municipality, neighborhood or building.

Seven-digit postal codes and local address display

The generator displays postal samples in a three-digit, hyphen, four-digit form and prefixes the local block with 〒. That symbol is a display marker, not part of the postalCode value returned by the API. Use Japan Post’s lookup to check an actual postal area. The randomly assembled street/block portion has not been validated against the selected postal code.

Japan Post — Postal code lookup ↗

Local format does not mean a complete Japanese-script address

For postal samples with an unambiguous Japan Post match, the local view uses Japanese prefecture and municipality labels while the Latin view preserves the catalog labels. Unmatched samples retain the original display. Numeric blocks remain synthetic and omit neighborhood and building details. Neither view is a complete verified postal address or a carrier-certified label.

Useful Japanese address test cases

Keep the postal value as a string, test preservation of the hyphen, and allow Unicode in your own additional fixtures. Keep prefecture and city separate instead of mapping both to a US-style state field. Test building and room inputs independently: this generator does not supply those fields. Names and contact fields are synthetic, with an example.com email and a non-contact phone placeholder. Copy the individual fields for a small form test or use JSON when testing an importer.

Data sources

City/locality and postal code sampled together from GeoNames. Streets and profiles are synthetic; delivery is not verified.

Resources

Get the format right.

All field notes
Aa →fakeloc / Guides
ADDRESS FORMATS

Japanese addresses: postal codes, local script and international order

Understand what our Japan Post enrichment adds and what it cannot validate.

Read the guide
GOOD TO KNOW

A few things, addressed.

Everything you need to make the most of your test data.

Are these real, deliverable addresses?
No. These are synthetic fixtures combining curated city and postcode samples with generated street details. They are designed for forms, demos and testing, not shipping, billing or identity verification.
How many addresses can I generate at once?
Generate 1 to 1,000 records per batch, then export the entire batch as CSV, JSON or plain text. No account is required.
How do reproducible seeds work?
Enter any seed and keep country, region, quantity and preset unchanged to recreate exactly the same records. An empty seed produces a new random batch each time.
Where are my addresses stored?
Generation happens locally in your browser. Saved addresses stay in this browser’s local storage. They do not sync between devices and clearing site data removes them.
Why are some phone numbers or postcodes unusual?
Phones use example or placeholder numbers and are not intended to be called. Countries without a national postcode retain an empty postcode. Geographic coverage is curated fixture coverage, not a complete postal database.
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