# Masatoshi Kumagai

> Masatoshi Kumagai is a angel investor at GMO Internet (Tokyo) backing Internet and E-Commerce. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [GMO Internet](https://shizune.co/investors/profile/gmo-internet)
- Location: Tokyo, Japan
- Total investments: 2
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/masatoshi-kumagai-0737585
- X (Twitter): https://twitter.com/m_kumagai
- Website: https://www.kumagai.com/?pid=6888
- Facebook: https://www.facebook.com/masatoshi.kumagai

Masatoshi Kumagai is a angel investor at GMO Internet in Tokyo focused on Internet and E-Commerce. Masatoshi Kumagai is working as an Executive Chairman at GMO Cloud.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Internet | 1 | 50% |
| E-Commerce | 1 | 50% |
| Employment | 1 | 50% |
| Social Media | 1 | 50% |
| Career Planning | 1 | 50% |

7 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Angel | 1 | 50% |
| Funding Round | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Crossborders Innovation | Crossborders Innovation develops human resource utilization tool.we use technology to accelerate and optimize the matching of human resources and projects, and to help individuals build their careers positively, sometimes change, and exert their potential even in times of rapid change. By doing so, we realize our vision of "more diverse,exciting and more enjoyable". |  |  | Dec 10, 2019 |  |
| GMO Internet | GMO Internet Group develops, operates and markets a full spectrum of Internet services for both the consumer and enterprise markets. Headquartered in Tokyo, Japan the Group comprises more than 60 companies in 10 countries, and operates in four business segments.1. Web Infrastructure & Ecommerce2. Internet Media3. Internet Securities4.Social Media & Smartphone Platform | $3.5M | Angel |  |  |

2 of 2 investments shown.

## Co-investors
- [GLOBIS](https://shizune.co/investors/profile/globis) — VC Fund, 1 deal together

## About GMO Internet

VC Fund · Tokyo, Japan

GMO Internet Group develops, operates and markets a full spectrum of Internet services for both the consumer and enterprise markets. Headquartered in Tokyo, Japan the Group comprises more than 60 companies in 10 countries, and operates in four business segments.1. Web Infrastructure & Ecommerce2. Internet Media3. Internet Securities4.Social Media & Smartphone Platform

5 contacts available at GMO Internet.

| Name | Title | Profile |
| --- | --- | --- |
| Masatoshi Kumagai | Founder & Group CEO | https://shizune.co/investors/profile/masatoshi-kumagai |
| Hiroyuki Nishiyama | Executive Vice President | https://shizune.co/investors/profile/nishiyama-hiroyuki |
| Horiuchi Toshiaki | Executive Officer, Managing Director | https://shizune.co/investors/profile/horiuchi-toshiaki |
| Issei Ainora | Executive vice-president | https://shizune.co/investors/profile/ainora-issei |
| Makoto Hashiguchi | CEO | https://shizune.co/investors/profile/makoto-hashiguchi |

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## Featured in investor lists
- [Social Media Angel Investors in Japan](https://shizune.co/investors/social-media-angel-investors-japan)

## FAQ

### What does Masatoshi Kumagai invest in?

Masatoshi Kumagai invests primarily in Internet, E-Commerce and Employment startups, most often at Angel and Funding Round 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.

### 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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