Keisuke Sogawa

Active Investor

Angel Investor

Tokyo, Tokyo

Keisuke Sogawa, Angel Investor is an active investor based in Tokyo, Tokyo. This profile covers what Keisuke Sogawa backs, at which stage, and how founders can reach out in 2026.

Mr. Keisuke Sogawa is an Angel Investor. He served as Chief Technology Officer at Fluxflex. He served as Vice President at Mercari. He went on to launch WebPay at FluxFlex in Silicon Valley. As the Chief Technology Officer of WebPay, he developed the service infrastructure for credit card payment services. He also worked on the LINE Pay business as part of the LINE Group. He joined Mercari Group in June 2017.

Investor type: Angel
Stages: Early Stage VentureSeed
Invests in: SaaS & Enterprise
Location: Tokyo, Tokyo
Typical check: $375K
Past investments: 5

Notable investments

merpayHarvestXVirtualizeStack (Tokyo)Lens (Business/Productivity Software)

How to reach Keisuke Sogawa

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Frequently Asked Questions

What does Keisuke Sogawa invest in?

Keisuke Sogawa invests in SaaS & Enterprise, typically at Early Stage Venture and Seed. Match your sector and stage, then reach out with a personalized pitch.