Ryosuke Ide
Venture Capitalist at MITSUI SUMITOMO INSURANCE Venture Capital Co., Ltd.
Greater Tokyo Area, Japan
Ryosuke Ide, Venture Capitalist at MITSUI SUMITOMO INSURANCE Venture Capital Co., Ltd. is an active investor based in Greater Tokyo Area, Japan. This profile covers what Ryosuke Ide backs, at which stage, and how founders can reach out in 2026.
Ryosuke Ide is a venture capitalist with 15 years of operational and entrepreneurial experience in new business development and customer success.
Ryosuke Ide invests in SaaS & Enterprise, Artificial Intelligence and Consumer & Retail, typically at Seed and Series A.
- Investor type
- VC
- Stages
- SeedSeries A
- Invests in
- SaaS & EnterpriseArtificial IntelligenceConsumer & Retail
- Location
- Greater Tokyo Area, Japan
- Typical check
- $625K
How to reach Ryosuke Ide
Angels and operators like Ryosuke Ide 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.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Ryosuke Ide." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/ryosuke-ide
Frequently Asked Questions
Who is Ryosuke Ide?
Ryosuke Ide, Venture Capitalist at MITSUI SUMITOMO INSURANCE Venture Capital Co., Ltd. is an active investor based in Greater Tokyo Area, Japan. Ryosuke Ide invests in SaaS & Enterprise, Artificial Intelligence and Consumer & Retail, typically at Seed and Series A.
What does Ryosuke Ide invest in?
Ryosuke Ide invests in SaaS & Enterprise, Artificial Intelligence and Consumer & Retail, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Ryosuke Ide invest at?
Ryosuke Ide typically invests at Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Ryosuke Ide's typical check size?
Ryosuke Ide typically writes checks around $625K. 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.