About Generative AI sector in Japan
The Generative AI sector in Japan comprises 43 companies, including 17 funded companies having collectively raised $104M in venture capital money and private equity. Out of these, 9 are Series A+ funded.
Generative AI sector in Japan has seen 3 IPOs. This represents almost 7.0% of all such companies - which is higher than the 5.0% exit rate of tech companies in general.
This sector includes companies that develop generative AI systems capable of creating entirely new content, artifacts, or data by learning patterns and representations from existing datasets. These systems generate novel outputs that resemble but do not replicate the original data, including text, images, video, audio, computer code, synthetic data, workflows, and models of physical objects.
Covers companies across the Generative AI value chain, including those developing core infrastructure, platforms for deploying and managing generative AI systems, and development tools. It also includes companies providing generative AI solutions for creating text, video, audio, and other content, applicable in consumer-specific, industry-specific (such as healthcare, fashion, gaming, and architecture) and enterprise applications (including human resources, sales, marketing, customer support, and robotic process automation). Excludes companies that provide usual AI based solutions that do not generate any content. Excludes companies like traditional chatbots, computer vision solutions and companies providing infrastructure solutions for building AI applications, natural language processing. This also excludes companies that provide traditional customer service software platforms that work on a pre-trained model and doesn't generate replies on its own.
Top Generative AI Companies in Japan
There are 43 Generative AI startups in Japan which include Notta, Ecumenopolis, Cinnamon, Molcure, EmbodyMe. Out of these, 17 startups are funded, with 9 having secured Series A+ funding.
Over the past 10 years, an average of 3 new companies have been launched annually. Notably, several of these startups have been founded by alumni of Kellogg School of Management and Tsinghua University.
Here is the list of top Generative AI startups in Japan

1. Notta
AI-powered transcription and meeting notetaker platform. The platform transcribes audio and video recordings, face-to-face meetings, and presentation demos in real-time. It offers transcription, speaker identification, and integration with video conferencing platforms.
Key facts about Notta
- Founded Year: 2020
- Location: Tokyo (Japan)
- Stage: Series B
- Total Funding till date: $31.8M
- Investors: Linear Venture, GSR Ventures and 6 Others
- Latest Funding Round: Series B, Dec 09, 2025, $*****
- Tracxn Score: 60/100 What is this?
- Competitors Rank: 1 of 2 Competitors

2. Ecumenopolis
Key facts about Ecumenopolis
- Founded Year: 2022
- Location: Shinjuku City (Japan)
- Stage: Seed
- Total Funding till date: $4.98M
- Investors: JST, Beyond Next Ventures and 5 Others
- Latest Funding Round: Seed, Mar 10, 2025, $*****
- Tracxn Score: 56/100 What is this?
- Competitors Rank: 16 of 968 Competitors
3. Cinnamon
Provider of AI-powered intelligent document processing solutions. It specializing in the extraction of information from unstructured documents with high accuracy. The proprietary technology, Flax Scanner, enables efficient data extraction and knowledge management for various industries.
Key facts about Cinnamon
- Founded Year: 2012
- Location: Minato City (Japan)
- Stage: Series C
- Total Funding till date: $35.9M
- Investors: Golden Gate Ventures, TBS Innovation Partners and 32 Others
- Latest Funding Round: Series C, Apr 23, 2020, $*****
- Tracxn Score: 54/100 What is this?
- Competitors Rank: 52 of 3,891 Competitors
4. Molcure
Provider of AI-based platform for drug discovery and design. The company uses Next Generation Sequencing and Molecular Biology technology for the discovery and detection of antibody molecules.
Key facts about Molcure
- Founded Year: 2013
- Location: Tokyo (Japan)
- Stage: Series C
- Total Funding till date: $11.7M
- Investors: JAFCO Group, GMO Venture Partners and 7 Others
- Latest Funding Round: Series C, Aug 18, 2021, $*****
- Tracxn Score: 53/100 What is this?
- Competitors Rank: 13 of 615 Competitors

5. EmbodyMe
Developer of AI-driven technology for visual content generation and manipulation. The company delivers tools that empower users to produce visual content using deep learning. It offers neural rendering to regenerate visual elements indistinguishably from reality. The company’s technology captures facial movements precisely, working on devices with cameras. The company provides a real-time AI video generation SDK for multiple operating systems.
Key facts about EmbodyMe
- Founded Year: 2007
- Location: Shinjuku (Japan)
- Stage: Seed
- Total Funding till date: $967K
- Investors: Incubate Fund, Techstars and 3 Others
- Latest Funding Round: Seed, 2019, $*****
- Tracxn Score: 46/100 What is this?
- Competitors Rank: 10 of 197 Competitors
Companies founded year-on-year in the Generative AI sector in Japan
6 Generative AI startups in Japan were founded in 2022 - this is the most number of startups founded in any year in the last 10 years.
- Total Number of Companies
Year | No. of companies |
|---|---|
2026 | - |
2025 | 2 |
2024 | 5 |
2023 | 5 |
2022 | 6 |
2021 | 5 |
2020 | 4 |
2019 | 1 |
2018 | 1 |
2017 | 2 |
Stage-wise distribution of Generative AI sector companies in Japan
Out of the total 43 Generative AI companies in Japan, 17 have secured funding. Among them, 9 have reached Series A or higher, and 6 to Series B or beyond.
Founded - 43
Funded - 17
Series A+ - 9
Series B+ - 6
Series C+ - 5
Company Stage | No. of companies |
|---|---|
Founded | 43 |
Funded | 17 |
Series A+ | 9 |
Series B+ | 6 |
Series C+ | 5 |
Funding Trends in the Generative AI sector in Japan
Total funding year-on-year in the Generative AI sector in Japan
The Generative AI sector in Japan saw a total funding of more than $99.3M in the last 10 years. The most amount of funding was in 2025 at more than $30.5M.
- Total Funding
Year | Total Funding |
|---|---|
2025 | $30.5M |
2024 | $3.7M |
2023 | - |
2022 | $14.7M |
2021 | $7.2M |
2020 | $13M |
2019 | $15.5M |
2018 | $13.8M |
2017 | $817K |
Recent Funding Rounds in Generative AI in Japan
In the year 2025, till December 2025, Generative AI companies in Japan have raised $30.5M in equity funding across 6 rounds.
In the same period last year (i.e. till September 2024), Generative AI companies in Japan had raised $3.7M across 4 rounds.
So, 2025 has seen a 726.07% rise in funding in Generative AI companies in Japan as compared to 2024.
Here are some recent, important funding rounds in Generative AI companies in Japan:
Company | Round Raised | Amount Raised | Funding Date | Investors |
|---|---|---|---|---|
Seed | 9951 | Dec 09, 2025 | - | |
Series B | 4585 | Dec 09, 2025 | ||
Series A | 4122 | 2025 | - | |
Seed | 7426 | Aug 01, 2025 | and 1 more | |
Series A | 7124 | May 29, 2025 |
Top Investors in Generative AI in Japan
Plug and Play Tech Center is the top investor in Generative AI companies in Japan based on number of companies invested.
Here are some top investors in Generative AI companies in Japan:
Investor | Location | Top Portfolio Companies |
|---|---|---|
Sunnyvale (United States) | - | |
San Francisco (United States) | - | |
London (United Kingdom) | - | |
San Francisco (United States) | - | |
Palo Alto (United States) | - |
IPOs in Generative AI in Japan
In the year 2021, till July 2021, 1 IPO happened in Generative AI sector in Japan.
Here are some recent, important IPOs in Generative AI sector in Japan:
Company | IPO Date | Exchange Symbol |
|---|---|---|
Jul 28, 2021 | Tokyo Stock Exchange (TSE) | |
Sep 29, 2020 | Tokyo Stock Exchange (TSE) | |
Apr 20, 2018 | Tokyo Stock Exchange (TSE) |
Colleges which produce the most Generative AI companies in Japan
Companies founded by alumni from top colleges in the Generative AI in Japan
Most number of Generative AI startups in Japan have been founded by alumni from Kellogg School of Management and Tsinghua University.
College | No. of companies |
|---|---|
Kellogg School of Management | 1 |
Tsinghua University | 1 |
Top News in Generative AI in Japan
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