# Sakano Atsushi

> Sakano Atsushi is a seed investor backing Medical and Nursing and Residential Care. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 2
- Last investment: May 2023
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/atsushi-sakano-b1262423/?originalSubdomain=hk

Sakano Atsushi is a seed investor focused on Medical and Nursing and Residential Care. Sakano Atsushi

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Medical | 2 | 100% |
| Nursing and Residential Care | 2 | 100% |
| SaaS | 1 | 50% |
| Beauty | 1 | 50% |
| Rental | 1 | 50% |

12 industries tracked in total.

### Stage

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

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Heartseed | Heartseed is a biotechnology research firm that specializes in the development of purified ventricular cardiomyocytes derived from induced pluripotent stem cells for the treatment of heart failure. The company employs an innovative methodology that involves the creation of cardiomyocyte spheroids, small clusters of heart cells, using stem cells.These spheroids are then surgically implanted into the heart to improve its performance. | $14.3M | Seed | May 25, 2023 |  |
| Matsuri Technologies | matsuri technologies is a real estate tech company that provides solutions to support private property rentals. The company's products include m2m Systems, an Airbnb management platform that helps business operators to manage their accounts, communicate with guests, automate check-ins, offer customer service, and more. |  | Series B | Feb 26, 2021 |  |

2 of 2 investments shown.

## Co-investors
- [All About Japan](https://shizune.co/investors/profile/all-about-japan) — VC Fund, 1 deal together
- [Arcus Investment](https://shizune.co/investors/profile/arcus-investment) — VC Fund, 1 deal together
- [Chihou Sousei Solution](https://shizune.co/investors/profile/chihou-sousei-solution) — VC Fund, 1 deal together
- [Keio Innovation Initiative](https://shizune.co/investors/profile/keio-innovations-initiative) — VC Fund, 1 deal together
- [KOEI TECMO CAPITAL](https://shizune.co/investors/profile/koei-tecmo-capital) — VC Fund, 1 deal together
- [Medical Incubator Japan](https://shizune.co/investors/profile/medical-incubator-japan) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [Unilever Ventures](https://shizune.co/investors/profile/unilever-ventures) — VC Fund
- [Fab Co-Creation Studio Ventures](https://shizune.co/investors/profile/fab-co-creation-studio-ventures) — VC Fund
- [Flybridge](https://shizune.co/investors/profile/flybridge-capital) — 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
- [Health Care Angel Investors in Japan](https://shizune.co/investors/health-care-angel-investors-japan)
- [Beauty Investors in Japan](https://shizune.co/investors/beauty-investors-japan)
- [Marketplace Angel Investors in Japan](https://shizune.co/investors/marketplace-angel-investors-japan)
- [Beauty Angel Investors in Japan](https://shizune.co/investors/beauty-angel-investors-japan)
- [Consumer Angel Investors in Japan](https://shizune.co/investors/consumer-angel-investors-japan)
- [Medical Angel Investors in Japan](https://shizune.co/investors/medical-angel-investors-japan)

## FAQ

### What does Sakano Atsushi invest in?

Sakano Atsushi invests primarily in Medical, Nursing and Residential Care and SaaS startups, most often at Seed 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 Sakano Atsushi last invest?

The most recent investment recorded for Sakano Atsushi closed in May 2023. 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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