Kathy Matsui
General Partner @ MPower Partners
Tokyo, Japan
Kathy Matsui is a Series B investor at MPower Partners in Tokyo focused on Internet of Things and Artificial Intelligence. Kathy Matsui works as the General Partner of MPower Partners.
- Total investments:
- 7
- Last investment:
- Lead investor:
- 14%
Last updated:
For AI agents: llms.txt
Industries Kathy Matsui invests in
Stages Kathy Matsui invests in
Countries Kathy Matsui invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Internet of Things 2 (29%)
- Artificial Intelligence 2 (29%)
- Beauty 1 (14%)
- Hardware 1 (14%)
- Software 1 (14%)
Stage
- Series B 4 (57%)
- Venture - Series Unknown 2 (29%)
- Series D 1 (14%)
Country
- Japan 5 (71%)
- Singapore 1 (14%)
- United States 1 (14%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| EdgeCortix is a fabless semiconductor company specializing in energy-efficient artificial intelligence (AI) processing at the edge. The company’s platform includes the SAKURA-II AI accelerator, a low-power silicon co-processor capable of real-time generative AI inference on multi-billion-parameter models within an approximately 8 W envelope. Italso offers the MERA compiler and software framework that enables developers to deploy models across heterogeneous systems, leveraging flexibility through the Dynamic Neural Accelerator (DNA) architecture. The hardware-software co-design approach ensures adaptable, runtime-reconfigurable performance for use cases ranging from vision to language applications. | Venture - Series Unknown / Apr 14, 2026 | ||
| Sakana AI creates a new kind of foundation model based on nature-inspired intelligence. | $128.8M / Series B / Nov 17, 2025 | ||
| Transcelestial is developing the fastest, long-distance, point-to-point wireless communication network possible. It will be delivered as a space data network for terrestrial and satellite applications, which will use lasers to transfer data at up to 1000x faster than what is currently available. The network will be difficult to jam and will notneed any spectrum pre-allocation or regulation. | Venture - Series Unknown / Nov 11, 2025 | ||
| HQ offers next-generation employee benefits platform. | $13.1M / Series B / Dec 12, 2024 | ||
| Hq is a consutling firm that works in the area of personnel organization strategy, working style office strategy and software development. | Series B / Dec 12, 2024 | ||
| Jeplan develops and applies chemical recycling technologies focused on polyethylene terephthalate (PET) materials used in products such as plastic bottles and polyester textiles. The company’s activities include recycling waste PET at the molecular level to produce recycled raw materials, operating recycling facilities, and licensing relatedtechnologies. It also conducts programs for collecting used clothing and plastics, producing recycled materials, and supporting resource circulation systems across supply chains. | $16.9M / Series D / Sep 07, 2022 | ||
| RABO is a Cat-Tech Company that "watches cat life with technology. | $10.7M / Series B / Apr 06, 2022 |
Co-Investors
About MPower Partners
MPower Partners empower bold, globally-minded entrepreneurs providing tech-enabled solutions to societal challenges.
MPower Partners Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Kathy Matsui
General Partner
|
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Masatoshi Fukasawa
Partner
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Trista Bridges
ESG Industry Expert
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FAQ
What does Kathy Matsui invest in?
Kathy Matsui invests primarily in Internet of Things, Artificial Intelligence and Beauty startups, most often at Series B and Venture - Series Unknown stage. Most of the 7 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Kathy Matsui?
Public channels for Kathy Matsui include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Kathy Matsui last invest?
The most recent investment recorded for Kathy Matsui closed in Apr 2026. Shizune tracks 7 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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