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Word Cloud

Word cloud tool optimized for Japanese text

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What is this tool?

Word Cloud is a web tool that visualizes word frequency in text data by displaying more frequent words in larger sizes, creating a “word cloud” directly in the browser.

Word clouds are a visualization technique used to intuitively grasp key words in text data at a glance. Word size and color represent frequency trends.

Features

  • Text input / upload…Enter text files or text data to generate a word cloud.
  • Frequency analysis…Counts word occurrences and adjusts word sizes according to their frequency.
  • Word cloud display…Renders the word cloud with sizes and arrangements corresponding to word frequency.
  • Customization…Adjust maximum/minimum font sizes, colors, layout, and more.
  • Export / save…Provides an interface to save generated results as images or SVG.

How to use

    1. Input / upload text data…Load text data using the text area or file upload.
    1. Generate the word cloud…Click the “Generate” button, and a word cloud based on word frequency within the text is displayed.
    1. Customize…Adjust parameters for font size, color, layout settings, etc.
    1. Save results…Download the generated word cloud as PNG / SVG or CSV.

Data formats

  • Input formats
    • Text (TXT) or copy-and-paste strings: Input directly into the tool.
    • CSV / TXT files: Upload files containing word lists or text data.
  • Output formats
    • Images (PNG / SVG): Save the visualized word cloud as an image.
    • CSV: Save the morphologically analyzed tokens (words) and their frequency data.
Last updated on 2026-03-06