# 01Booster

> 01Booster is a VC fund in Tokyo backing Gaming, Medical and Video Games. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 2
- Last investment: Jul 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/open-meetup-inc-
- X (Twitter): https://twitter.com/01booster
- Website: https://01booster.co.jp
- Facebook: https://www.facebook.com/01booster

01Booster is an incubator and accelerator.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.5M–$3.9M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Gaming | 1 | 50% |
| Medical | 1 | 50% |
| Video Games | 1 | 50% |
| Market Research | 1 | 50% |
| Emergency Medicine | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| ReEir | ReEir is a research firm that develops global regenerative medicine and cell therapy products for ulcer patients. | $3.9M | Seed | Jul 17, 2025 |  |
| Neighbor | Neighbor is a metaverse game developer that specializes in Fortnite. | $1.5M | Seed | Nov 16, 2023 |  |

2 of 2 investments shown.

## Co-investors
- [01booster](https://shizune.co/investors/profile/01booster) — VC Fund, 1 deal together
- [Asahi Group Holdings](https://shizune.co/investors/profile/asahi-group-holdings) — VC Fund, 1 deal together
- [DeNA](https://shizune.co/investors/profile/dena) — VC Fund, 1 deal together
- [HAKOBUNE](https://shizune.co/investors/profile/hakobune-5a05) — VC Fund, 1 deal together
- [Hisamitsu Pharmaceutical](https://shizune.co/investors/profile/hisamitsu-pharmaceutical) — VC Fund, 1 deal together
- [Izul](https://shizune.co/investors/profile/izul) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [BITKRAFT Ventures](https://shizune.co/investors/profile/bitkraft-ventures) — VC Fund
- [Makers Fund](https://shizune.co/investors/profile/makers-fund) — VC Fund
- [Animoca Brands](https://shizune.co/investors/profile/animoca-brands-corporation) — VC Fund

### Similar stage
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### 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
- [Video Games VC Funds in Asia](https://shizune.co/investors/video-games-vc-funds-asia)
- [Video Games Investors in Japan](https://shizune.co/investors/video-games-investors-japan)
- [Video Games VC Funds in Japan](https://shizune.co/investors/video-games-vc-funds-japan)

## FAQ

### What does 01Booster invest in?

01Booster invests primarily in Gaming, Medical and Video Games startups, most often at Seed 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.

### What is 01Booster's check size?

01Booster typically joins rounds of $1.5M–$3.9M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds 01Booster participates in.

### When did 01Booster last invest?

The most recent investment recorded for 01Booster closed in Jul 2025. 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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