# YNF

> YNF is a VC fund backing Energy, Simulation and Clean Energy. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Total investments: 2
- Last investment: Jul 2025
- Lead investor: 0%
- Last updated: Aug 2026

YNF is an investment firm.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 1 | 50% |
| Simulation | 1 | 50% |
| Clean Energy | 1 | 50% |
| Energy Efficiency | 1 | 50% |
| Quantum Computing | 1 | 50% |

6 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 1 | 50% |
| Series B | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Helical Fusion | Helical Fusion is a startup company that aims to commercialize fusion energy using magnetic confinement of high-temperature plasmas. It is a spin-off startup from the National Institute for Fusion Science (NIFS) in Japan that provides a fusion reactor based on the stellarator design, a magnetic confinement approach that enables inherently stable,continuous plasma operation. | $14.9M | Series A | Jul 11, 2025 |  |
| Quemix | Quemix is an IT company specializing in providing quantum computing solutions including quantum computers, quantum communication, and quantum sensors. Quemix conducts cutting-edge research in quantum mechanics and mathematical information science, as well as materials science and quantum chemistry. Quemix implements cutting-edge research resultsinto society by fusing them with existing IT and simulation technologies, opening up a world that conventional computers have never reached. | $3.8M | Series B | Apr 11, 2025 |  |

2 of 2 investments shown.

## Co-investors
- [Mizuho Capital](https://shizune.co/investors/profile/mizuho-capital) — VC Fund, 2 deals together
- [Keio Innovation Initiative](https://shizune.co/investors/profile/keio-innovations-initiative) — VC Fund, 1 deal together
- [Mizuho Leasing Company](https://shizune.co/investors/profile/mizuho-leasing-company) — VC Fund, 1 deal together
- [Noshiro Electrical Construction](https://shizune.co/investors/profile/noshiro-electrical-construction) — VC Fund, 1 deal together
- [Okano Valve Manufacturing](https://shizune.co/investors/profile/okano-valve-manufacturing) — VC Fund, 1 deal together
- [OKB Capital](https://shizune.co/investors/profile/okb-capital) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
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- [Shell Ventures](https://shizune.co/investors/profile/shell-technology-ventures) — VC Fund

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
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- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — 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

## Featured in investor lists
- [Clean Energy Investors in Japan](https://shizune.co/investors/clean-energy-investors-japan)
- [Clean Energy VC Funds in Japan](https://shizune.co/investors/clean-energy-vc-funds-japan)

## FAQ

### What does YNF invest in?

YNF invests primarily in Energy, Simulation and Clean Energy startups, most often at Series A and Series B stage. Most of the 2 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did YNF last invest?

The most recent investment recorded for YNF closed in Jul 2025. Shizune tracks 2 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 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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