Masa Maruyama, Venture investor in San Francisco is an active investor based in San Francisco, United States. This profile covers what Masa Maruyama backs, at which stage, and how founders can reach out in 2026.
Global technology executive and venture investor passionate about connecting Japan and Silicon Valley, leveraging data, AI, and innovation.
Masa Maruyama invests in SaaS & Enterprise, Artificial Intelligence and Developer Tools & Data, typically at Seed, Series A and Early Stage Venture.
- Investor type
- VC
- Stages
- SeedSeries AEarly Stage Venture
- Invests in
- SaaS & EnterpriseArtificial IntelligenceDeveloper Tools & Data
- Location
- San Francisco, United States
- Typical check
- $500K
How to reach Masa Maruyama
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About this profile
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Cite this page
Round Funded. "Masa Maruyama." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/masa-maruyama
Frequently Asked Questions
Who is Masa Maruyama?
Masa Maruyama, Venture investor in San Francisco is an active investor based in San Francisco, United States. Masa Maruyama invests in SaaS & Enterprise, Artificial Intelligence and Developer Tools & Data, typically at Seed, Series A and Early Stage Venture.
What does Masa Maruyama invest in?
Masa Maruyama invests in SaaS & Enterprise, Artificial Intelligence and Developer Tools & Data, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Masa Maruyama invest at?
Masa Maruyama typically invests at Seed, Series A and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Masa Maruyama's typical check size?
Masa Maruyama typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.