Generate Dummy Data Easily

Generate diverse dummy data in CSV, JSON, or Excel format up to 5000 rows without login

Key Features

Diverse Field Types

Choose from a wide range of field types including personal information, addresses, and identifiers

Large-Scale Data Generation

Generate dummy data quickly up to 5000 rows

Multiple Format Support

Export in CSV, JSON, or Excel format. Download all formats at once is also possible

Template Feature

Select frequently used settings from preset templates and apply them instantly

Generation History

Save previously generated settings as history and easily regenerate them

No Login Required

No account registration or login required. Start using immediately

Use Cases

Useful in various scenarios

Test Data Generation

QA engineers and developers can quickly generate large amounts of dummy data needed for application testing

Prototype Development

UI/UX designers and developers can easily create sample data for prototypes and mockups

Data Analysis Practice

Generate various patterns of datasets for learning and practicing data analysis

View & Download Master Data

Anyone can view and download the master data used for dummy data generation

You can check the master data actually used, such as names and prefectures. Use it for verification and integration with your own systems.

Viewable

View master data content in your browser

CSV Download

Download master data in CSV format

Always Up-to-Date

We provide the latest master data used for dummy data generation

How to Use

1

Add Fields

Click the "Field" button and select the field types you need

2

Adjust Settings

Customize field names and detailed settings to match your desired data format

3

Generate Data

Select the number of rows and output format, then click the "Download" button to get your data

Start Generating Dummy Data Now

No login required. Start using immediately