# Long Black Partners

> Long Black Partners is a VC fund in Tokyo backing Biotechnology and Pharmaceutical. See 2 investments, round sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 2
- Last investment: Dec 2024
- Lead investor: 0%
- Last updated: Aug 2026
- Website: https://www.longblack.co.jp

Long Black Partners is a VC fund in Tokyo focused on Biotechnology and Pharmaceutical. Long Black Partners provides financial advisory services to small and medium-sized enterprises.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Biotechnology | 2 | 100% |
| Pharmaceutical | 2 | 100% |
| Biopharma | 1 | 50% |
| Health Care | 1 | 50% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 1 | 50% |
| Venture - Series Unknown | 1 | 50% |

## Investments

| Company | Description | Round size | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| MabGenesis | MabGenesis is a biopharmaceutical company that provides therapeutic monoclonal antibody drugs in human and animal fields. | $3M | Venture - Series Unknown | Dec 24, 2024 |  |
| KAICO | KAICO is a pharmaceuticals, diagnostic drugs production company. | $2.4M | Series A | May 22, 2020 |  |

2 of 2 investments shown.

## Co-investors
- [Axil Capital](https://shizune.co/investors/profile/axil-capital) — VC Fund, 1 deal together
- [FFG Venture Business Partners](https://shizune.co/investors/profile/ffg-venture-business-partners) — VC Fund, 1 deal together
- [Miyazaki Taiyo Capital](https://shizune.co/investors/profile/miyazaki-taiyo-capital) — VC Fund, 1 deal together
- [Tokyo Century](https://shizune.co/investors/profile/tokyo-century) — VC Fund, 1 deal together

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### Similar country
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## Featured in investor lists
- [Biotechnology Investors in Japan](https://shizune.co/investors/biotechnology-investors-japan)
- [Biotechnology VC Funds in Japan](https://shizune.co/investors/biotechnology-vc-funds-japan)
- [Biotech VC Funds in Japan](https://shizune.co/investors/biotech-vc-funds-japan)

## FAQ

### What does Long Black Partners invest in?

Long Black Partners invests primarily in Biotechnology, Pharmaceutical and Biopharma startups, most often at Series A and 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 Long Black Partners last invest?

The most recent investment recorded for Long Black Partners closed in Dec 2024. 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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