Master Data

Browse and download the master datasets used for dummy data generation. Reuse the CSV files for your own testing or integrations.

japanese_prefectures

Prefectures

Prefecture master data including JIS codes and each notation (Japanese, Kana, English).

47 records

japanese_municipalities

Municipalities

Municipality master data including JIS codes and each notation (Japanese, Kana, English). Includes prefecture information.

1892 records

japanese_person_last_names

Person Last Names

Common Japanese family names with kanji, katakana, and hiragana variants.

15 records

japanese_person_first_names

Person First Names

Common Japanese given names with kanji, katakana, and hiragana variants.

15 records

japanese_country_codes

Country Codes

Country codes defined by the Ministry of Justice (ISO 3166-1 alpha-2).

199 records

japanese_occupation_codes

Occupation Codes

Occupation classification codes based on the Japanese Standard Occupational Classification.

415 records

japanese_employee_types

Employee Types

Master data for common Japanese employee types (regular, contract, temporary, etc.).

10 records

currency_codes

Currency Codes

Currency codes defined by ISO 4217, including 3-letter alphabetic codes, numeric codes, currency names, and minor units.

58 records

language_codes

Language Codes

Language codes defined by ISO 639-1, including 2-letter alphabetic codes and language names (Japanese and English).

77 records

hobbies

Hobbies

Master data for common Japanese hobbies. Includes a wide range of categories such as sports, music, reading, games, and art.

60 records

company_names

Company Names

Master data for fictional Japanese company names. Includes corporations, limited companies, LLCs, and various legal entities.

100 records

product_names

Product Names

Master data for common Japanese product names. Includes a wide range of categories such as electronics, home appliances, fashion, food, and more.

100 records

vegetables_fruits

Vegetables & Fruits

Master data for common Japanese vegetables and fruits. Includes a wide range of categories such as leafy vegetables, root vegetables, and fruits.

100 records

store_names

Store Names

Master data for fictional Japanese store names. Includes a wide range of categories such as cafes, ramen, bakeries, restaurants, izakaya, and more.

100 records