# ReGACY Innovation Group

> ReGACY Innovation Group is a VC fund in Tokyo backing Solar, Nuclear and CleanTech. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 3
- Last investment: Feb 2026
- Lead investor: 0%
- Last updated: Aug 2026
- Website: https://regacy-innovation.com

ReGACY Innovation Group is a VC fund in Tokyo focused on Solar and Nuclear. ReGACY Innovation Group offers complete co-creation support, from discovery to commercialization and monetization.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Solar | 1 | 33% |
| Nuclear | 1 | 33% |
| CleanTech | 1 | 33% |
| Coworking | 1 | 33% |
| Clean Energy | 1 | 33% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 33% |
| Series B | 1 | 33% |
| Corporate Round | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Esree Energy | Esree Energy is a creator of thermal-based energy storage systems designed to effectively store and distribute electricity. The business stores excess energy as thermal differentials using compressed carbon dioxide and heat pump concepts. |  | Corporate Round | Feb 26, 2026 |  |
| ATOMica | ATOMica is a co-working space and business management company for conference rooms, event venues, circles, and schools. The company uses coworking spaces as HUBs to provide services that maximize individuals' power. It can be used for a variety of purposes, including coworking space, shared office space, meetings, events, and web seminars. Itis also possible to use it only once. They plan and run local communities that bring together a diverse range of people, including students, workers, businesses, universities, and governments. | $4.3M | Series B | Apr 04, 2024 |  |
| Blossom Energy | Developed advanced nuclear reactors that are able to produce clean energy, Blossom Energy manufactures nuclear reactors for the nuclear energy industry. The focus of the company is on providing affordable, stable, and sustainable energy for the world. The company utilizes HTGR, which is a fourth-generation nuclear reactor. | $2.3M | Seed | Feb 28, 2024 |  |

3 of 3 investments shown.

## Co-investors
- [31Ventures](https://shizune.co/investors/profile/31ventures) — VC Fund, 1 deal together
- [Animal Spirits Ltd.](https://shizune.co/investors/profile/animal-spirits-ltd) — VC Fund, 1 deal together
- [Digital Grid](https://shizune.co/investors/profile/digital-grid) — VC Fund, 1 deal together
- [FFG Venture Business Partners](https://shizune.co/investors/profile/ffg-venture-business-partners) — VC Fund, 1 deal together
- [Fukuyama Dengyo](https://shizune.co/investors/profile/fukuyama-dengyo) — VC Fund, 1 deal together
- [Global Brain Corporation](https://shizune.co/investors/profile/global-brain-corporation) — VC Fund, 1 deal together

## Similar investors

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

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — 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 Asia](https://shizune.co/investors/clean-energy-investors-asia)
- [Clean Energy VC Funds in Asia](https://shizune.co/investors/clean-energy-vc-funds-asia)
- [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)
- [CleanTech Investors in Japan](https://shizune.co/investors/cleantech-investors-japan)
- [CleanTech VC Funds in Asia](https://shizune.co/investors/cleantech-vc-funds-asia)

## FAQ

### What does ReGACY Innovation Group invest in?

ReGACY Innovation Group invests primarily in Solar, Nuclear and CleanTech startups, most often at Seed and Series B stage. Most of the 3 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did ReGACY Innovation Group last invest?

The most recent investment recorded for ReGACY Innovation Group closed in Feb 2026. Shizune tracks 3 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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