# YPSILON Group

> YPSILON Group is a VC fund in Tokyo backing Security, Cloud Security and Network Security. See 2 investments, round sizes, portfolio. Updated Oct 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 2
- Last investment: Jan 2016
- Lead investor: 0%
- Last updated: Oct 2026
- Website: http://ypsilon-group.com/

YPSILON Group is a VC fund in Tokyo focused on Security and Cloud Security. YPSILON Group is provide high-quality, detailed lifestyle management and concierge services to a large number of corporations that have wealthy customers.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Security | 1 | 50% |
| Cloud Security | 1 | 50% |
| Network Security | 1 | 50% |
| Communications Infrastructure | 1 | 50% |

## Investments

| Company | Description | Round size | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Cyber Security Cloud | Cyber security cloud is a web security service that visualizes and blocks cyber attacks on websites and web servers. | $844.4K | Venture - Series Unknown | Jan 25, 2016 | http://www.cscloud.co.jp/ |
| Cyber Security Cloud | Cyber security cloud is a web security service that visualizes and blocks cyber attacks on websites and web servers. | $190.2K | Venture - Series Unknown | Nov 30, 2015 | http://www.cscloud.co.jp/ |

2 of 2 investments shown.

## Co-investors
- [Legend Partners](https://shizune.co/investors/profile/legend-partners-ltd) — VC Fund, 2 deals together
- MBition — VC Fund, 2 deals together
- [SBI Investment](https://shizune.co/investors/profile/sbi-investment-2) — VC Fund, 2 deals together
- [REAL WORLD](https://shizune.co/investors/profile/real-world) — VC Fund, 1 deal together
- Real World Holdings — VC Fund, 1 deal together

## Similar investors

### Similar stage
- [Bossa Invest](https://shizune.co/investors/profile/bossanova-investimentos) — VC Fund
- [Bpifrance](https://shizune.co/investors/profile/bpifrance) — VC Fund
- [Gaingels](https://shizune.co/investors/profile/gaing) — VC Fund

## FAQ

### What does YPSILON Group invest in?

YPSILON Group invests primarily in Security, Cloud Security and Network Security startups, most often at Venture - Series Unknown 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 YPSILON Group last invest?

The most recent investment recorded for YPSILON Group closed in Jan 2016. 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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