Top 17 Generative AIs in Japan
This curated ranking covers the 17 largest generative ais in Japan, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Gemini, Claude and Grok lead the list with a combined estimated audience of 31,038,757 people. Across all 17 entries the average audience size is 3,474,210, and the largest, Gemini, reaches around 12,604,098 people in Japan. Audience size is the estimated number of unique people in Japan who actively engage with each generative ai, derived from search demand signals. Rankings reflect search-behavior signals collected across Japan and are refreshed weekly.
Ranking
| Rank | Name | Audience size | Country share | Subtype | Category |
|---|---|---|---|---|---|
| 1 |  Gemini |
12,604,098 | 7.7% | Generative AI | Technology & Electronics |
| 2 |  Claude |
9,605,830 | 19.8% | Generative AI | Technology & Electronics |
| 3 |  Grok |
8,828,829 | 11.1% | Generative AI | Technology & Electronics |
| 4 |  OpenAI |
7,106,447 | 6.6% | Generative AI | Technology & Electronics |
| 5 |  Chat GPT |
6,595,221 | 2.9% | Generative AI | Technology & Electronics |
| 6 |  DeepL |
3,673,317 | 9.9% | Generative AI | Technology & Electronics |
| 7 |  Midjourney |
2,526,627 | 8.2% | Generative AI | Technology & Electronics |
| 8 |  DeepSeek |
2,497,816 | 3.0% | Generative AI | Technology & Electronics |
| 9 |  Perplexity |
1,995,202 | 4.8% | Generative AI | Technology & Electronics |
| 10 |  N8N |
923,648 | 6.6% | Generative AI | Technology & Electronics |
| 11 |  Deepfake |
821,798 | 17.5% | Generative AI | Internet & Social Media |
| 12 |  Zapier |
667,137 | 10.3% | Generative AI | Technology & Electronics |
| 13 |  ElevenLabs |
608,960 | 2.2% | Generative AI | Technology & Electronics |
| 14 |  DALL-E |
353,878 | 4.0% | Generative AI | Technology & Electronics |
| 15 |  Airtable |
210,664 | 4.4% | Generative AI | Technology & Electronics |
| 16 |  Jasper AI |
31,621 | 2.7% | Generative AI | Technology & Electronics |
| 17 |  Google AI Overview |
10,482 | 3.2% | Generative AI | Technology & Electronics |
Frequently asked questions
How is this Top 17 list compiled?
Rascasse aggregates anonymized search-behavior signals across Japan and ranks each generative ai by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.
What is the largest generative ai in Japan?
Gemini currently leads with an estimated audience of 12,604,098 people in Japan.
Methodology
Audience sizes are estimated from anonymized search-behavior signals across Japan. Lists below 5 entries are not published. See methodology for full details.