# ReBoost

> ReBoost is a VC fund in Tokyo backing Content, Medical and Hospital. See 3 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 3
- Last investment: May 2020
- Lead investor: 0%
- Last updated: Aug 2026
- Website: https://reboost.co.jp

ReBoost is a VC fund in Tokyo focused on Content and Medical. ReBoost specializes in recruiting and training business.

## Contacts

5 contacts available for ReBoost. Shizune tracks 1 team members at ReBoost. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/reboost?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Content | 1 | 33% |
| Medical | 1 | 33% |
| Hospital | 1 | 33% |
| Biometrics | 1 | 33% |
| Publishing | 1 | 33% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 33% |
| Pre-Seed | 1 | 33% |
| Funding Round | 1 | 33% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Soichiro Kawai | CEO | 18 | https://shizune.co/investors/profile/soichiro-kawai |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| digzyme | Digzyme develops new enzymatic processes using bioinformatics. The company automates various stages of analysis related to the development of enzymes and bioprocesses using their core bioinformatics technology and further optimize using accumulated data. | $278.3K | Seed | May 29, 2020 |  |
| Medii | Medii provides a physician sharing service for hospitals. |  | Pre-Seed | May 01, 2020 |  |
| viviane | viviane is running Japan's best video streaming guide, 1Screen. |  |  | Mar 04, 2019 |  |

3 of 3 investments shown.

## Co-investors
- [ANRI](https://shizune.co/investors/profile/anri) — VC Fund, 2 deals together

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## FAQ

### What does ReBoost invest in?

ReBoost invests primarily in Content, Medical and Hospital startups, most often at Seed and Pre-Seed 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.

### How do I contact ReBoost?

Public channels for ReBoost include the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Who are the partners at ReBoost?

The team at ReBoost includes Soichiro Kawai (CEO). The Team section lists each member with their title, investment count and links.

### 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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