# Mitsui & Co

> Mitsui & Co is a VC fund in Tokyo backing Software and Health Care. See 182 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 182
- Last investment: Aug 2026
- Lead investor: 42%
- Last updated: Aug 2026
- LinkedIn: https://in.linkedin.com/company/mitsui-&-co--ltd-
- X (Twitter): https://twitter.com/citra_citrasa
- Website: https://www.mitsui.com

Mitsui & Co is a company that works in trading and investment. The company manages resources, energy, food, materials, and products needed for society. It develops projects in fields such as environment, infrastructure, and social contribution. The company addresses issues related to climate change, natural resources, and human rights. Itsupports communities by building systems for supply, health, education, and work.

## Contacts

5 contacts available for Mitsui & Co. Shizune tracks 15 team members at Mitsui & Co. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/mitsui?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Series B | $4M–$425M |
| Corporate Round | $11M–$360M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 23 | 13% |
| Health Care | 22 | 12% |
| Biotechnology | 16 | 9% |
| Renewable Energy | 14 | 8% |
| Information Technology | 14 | 8% |

192 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Funding Round | 37 | 20% |
| Series B | 26 | 14% |
| Corporate Round | 24 | 13% |
| Series A | 23 | 13% |
| Series C | 22 | 12% |

15 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 50 | 27% |
| Japan | 38 | 21% |
| India | 8 | 4% |
| Canada | 6 | 3% |
| Singapore | 6 | 3% |

24 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Amit Avnet | Director of Corporate and Business Development | 1 | https://shizune.co/investors/profile/amit-avnet |
| Shinsuke Fujii | Managing Officer | 1 | https://shizune.co/investors/profile/shinsuke-fujii |
| Atsushi Mizuno | Investment Director/Israel Representative for Mitsui Global Investment | 0 | https://shizune.co/investors/profile/atsushi-mizuno |
| Eji Kurihara | Director | 0 | https://shizune.co/investors/profile/eji-kurihara |
| Hiroshi Hirabayashi | Director | 0 | https://shizune.co/investors/profile/hiroshi-hirabayashi |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| River | River is an electric vehicle manufacturer whose goal is to generate and improve livelihoods. The company specializes in the manufacture of high-quality mobility motor vehicles in the form of utility electric mopeds, allowing clients to purchase economical vehicles that can be used for work, recreation, and any other duty in between. | $120M | Series C | Aug 06, 2026 |  |
| Armada | Welcome to the new edge. Armada is the world’s first full-stack edge computing platform, revolutionizing connectivity, compute, and AI solutions where they’re needed most - anywhere on Earth. | $230M | Series B | May 19, 2026 |  |
| Planet Savers | Planet Savers is situated in Tokyo. The company is developing a direct air capture system that uses DAC technology to remove carbon dioxide from the atmosphere. The company's system directly absorbs and collects carbon dioxide from the atmosphere in order to mitigate climate change by attaining net zero carbon dioxide emissions. This allowsclients to lower the entire quantity of carbon dioxide that cannot be reduced through energy conservation or emissions reduction. | $634.5K | Grant | May 12, 2026 |  |
| Ceva Santé Animale | Ceva Sante Animale S.A. engages in the research, development, production, and marketing of pharmaceutical products and vaccines for companion and farm animals. They work with welfare and social programmes around the world to bring this vision to life – anywhere their products and know-how can make a difference and with all kinds of partners. FromUganda, working with small-scale livestock owners and vets to stop sleeping sickness in its tracks, to the UK and USA, where they supply the biggest animal welfare charities with Adaptil® collars to help re-home shelter dogs. |  | Private Equity | May 08, 2026 |  |
| LanzaJet | LanzaJet producer of aviation fuel that captures waste gas emissions and uses bacteria to turn it into useable ethanol fuel. | $34M | Corporate Round | Feb 19, 2026 |  |
| Fervo Energy | Fervo Energy is a next-generation geothermal developer generating clean power in new places. Fervo Energy commercializes proprietary technology to own, develop, and operate geothermal assets as the dispatchable foundation to a 100% clean energy future. | $462M | Series E | Dec 10, 2025 |  |
| Commonwealth Fusion Systems | Commonwealth Fusion Systems develops fusion energy systems using high-temperature superconducting (HTS) magnets to create compact tokamak reactors. It is building SPARC, a demonstration device designed to achieve net energy gain from fusion and laying the groundwork for ARC, a grid-connected fusion power plant targeting early 2030s operation. Thecompany partners with MIT and manufactures its HTS magnets and related components, applying peer-reviewed science in its firewalling of plasma and reactor engineering. It has introduced innovations like the PIT VIPER superconducting cable to support pulsed-power magnet systems and accelerate readiness for commercial fusion. | $863M | Series B | Aug 27, 2025 |  |
| Quantinuum | Quantinuum is a quantum company dedicated to the advancement of quantum computers and the development of software solutions. Quantinuum's technology spearheads advancements in materials discovery, cybersecurity, and next-generation quantum AI. The company has nearly 500 professionals, including over 370 scientists and engineers, Quantinuumtakes the helm in driving the quantum computing revolution globally. | $838.8M | Series B | Aug 15, 2025 |  |
| Miresso | Miresso is a startup firm that offers nuclear fusion power generation services through natural resources. | $28.8M | Series A | Aug 07, 2025 |  |
| Kaer | Kaer creates, instals, and maintains cooling systems for commercial and industrial buildings throughout Asia. | $350M |  | Apr 15, 2025 |  |

10 of 182 investments shown.

## Co-investors
- [SMBC Venture Capital](https://shizune.co/investors/profile/smbc-venture-capital) — VC Fund, 8 deals together
- [Mitsubishi UFJ Capital](https://shizune.co/investors/profile/mitsubishi-ufj-capital) — VC Fund, 7 deals together
- [Mizuho Capital](https://shizune.co/investors/profile/mizuho-capital) — VC Fund, 7 deals together
- [SBI Investment](https://shizune.co/investors/profile/sbi-investment-2) — VC Fund, 6 deals together
- [New Enterprise Associates](https://shizune.co/investors/profile/new-enterprise-associates) — VC Fund, 5 deals together
- [Global Brain Corporation](https://shizune.co/investors/profile/global-brain-corporation) — VC Fund, 4 deals together

## Similar investors

### Similar industry
- [Lowercarbon Capital](https://shizune.co/investors/profile/lowercarbon-capital) — VC Fund
- [Breakthrough Energy Ventures](https://shizune.co/investors/profile/breakthrough-energy-ventures) — VC Fund
- [HTGF (High-Tech Gruenderfonds)](https://shizune.co/investors/profile/high-tech-gr%C3%BCnderfonds) — VC Fund

### Similar stage
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- [SFC Capital](https://shizune.co/investors/profile/startup-funding-club) — VC Fund
- [HTGF (High-Tech Gruenderfonds)](https://shizune.co/investors/profile/high-tech-gr%C3%BCnderfonds) — VC Fund

### Similar country
- [Mitsubishi UFJ Capital](https://shizune.co/investors/profile/mitsubishi-ufj-capital) — VC Fund
- [SMBC Venture Capital](https://shizune.co/investors/profile/smbc-venture-capital) — VC Fund
- [Mizuho Capital](https://shizune.co/investors/profile/mizuho-capital) — VC Fund

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## FAQ

### What does Mitsui & Co invest in?

Mitsui & Co invests primarily in Software, Health Care and Biotechnology startups, most often at Funding Round and Series B stage. Most of the 182 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Mitsui & Co's check size?

Mitsui & Co typically joins rounds of $4M–$425M at Series B and $11M–$360M at Corporate Round. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Mitsui & Co participates in.

### How do I contact Mitsui & Co?

Public channels for Mitsui & Co include LinkedIn, X (Twitter) and the website linked on this profile. 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.

### Who are the partners at Mitsui & Co?

The team at Mitsui & Co includes Amit Avnet (Director of Corporate and Business Development), Shinsuke Fujii (Managing Officer) and Atsushi Mizuno (Investment Director/Israel Representative for Mitsui Global Investment), among 15 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.

### 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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