Masatoshi Kumagai

Active Investor

Founder, Chairman and Group CEO at GMO Internet Group, Inc.

Tokyo, Tokyo

Masatoshi Kumagai, Founder, Chairman and Group CEO at GMO Internet Group, Inc. is an active investor based in Tokyo, Tokyo. This profile covers what Masatoshi Kumagai backs, at which stage, and how founders can reach out in 2026.

Investor type: Angel
Stages: Pre SeedSeed
Invests in: Consumer & RetailE-commerce & D2CMedia & ContentSocial & Community
Location: Tokyo, Tokyo
Typical check: $150K
Past investments: 1

Notable investments

GMO Internet

How to reach Masatoshi Kumagai

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Frequently Asked Questions

What does Masatoshi Kumagai invest in?

Masatoshi Kumagai invests in Consumer & Retail, E-commerce & D2C, Media & Content and Social & Community, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.