⚡ Text Tools in Japan

Text tools help users improve written content by providing grammar and spelling checks, style and clarity suggestions, readability analysis, and AI-powered text generation.

Japan is an East Asian country with a population of around 125 million people.

According to our data, text tools are detected on 0.1% of websites from Japan.

Statistics based on 159K+ analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the top text tools on websites in Japan in 2026, based on market share.

The most popular is ChatGPT, which dominates the market with an overwhelming 98.5% share.
It is followed by Contently with 0.5% and Turnitin with 0.5%.

ChatGPT 98.5%
Contently 0.5%
Turnitin 0.5%
Grammarly 0.5%

🚀 Highlights

Here is a list of the top tools that are more popular in Japan than worldwide.
Differences between global and country rankings are shown in parentheses.

2. Contently ^(-9)
3. Turnitin ^(-5)

✨ Best Text Tools

Below is a more detailed list of 4 text tools used on sites from Japan, ranked by their market share.

Rank	Name	Market share
1	ChatGPT San Francisco, California, United States A generative AI chatbot and virtual assistant developed by OpenAI that uses large language models to understand and generate human-like text in response to user prompts. Free$8+/month	98.5%
2	Contently New York, United States A content marketing platform that provides an end-to-end solution for content strategy, creation, optimization, and performance measurement. $$$	0.5%
3	Turnitin Oakland, California, United States A web-based plagiarism detection and originality checking software that helps educators and institutions evaluate the authenticity of student work. $$$	0.5%
4	Grammarly San Francisco, California, United States An online grammar checker and AI writing assistant that helps users improve written communication by analyzing text for grammar, spelling, clarity, tone, and style issues. Free$12+/month	0.5%

👉 See Also

🌎 Text Tools in other countries

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 159,836 websites from Japan.
We currently track the presence of 12 text tools across the web.
Of these, 4 were detected on websites from Japan.
Statistics were last calculated on April 14, 2026.
For more details, see our methodology and disclaimer.