Keisuke Sogawa
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
- FintechPaymentsSaaS & Enterprise
- Location
- Tokyo, Tokyo
- Typical check
- $375K
- Past investments
- 5
Notable investments
HarvestXVirtualizeStack (Tokyo)Lens (Business/Productivity Software)How to reach Keisuke Sogawa
Angels and operators like Keisuke Sogawa reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded Accelerator.
Connect with Keisuke Sogawa
Frequently Asked Questions
What does Keisuke Sogawa invest in?
Keisuke Sogawa invests in Fintech, Payments and SaaS & Enterprise, typically at Early Stage Venture and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Keisuke Sogawa invest at?
Keisuke Sogawa typically invests at Early Stage Venture and Seed. Lead with traction that fits the stage when you reach out.
What is Keisuke Sogawa's typical check size?
Keisuke Sogawa typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
How do I contact Keisuke Sogawa?
Unlock Keisuke Sogawa's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.