Kunihiro Tanaka

Active Investor

CEO at さくらインターネット（株）

Osaka, Japan

Kunihiro Tanaka, CEO at さくらインターネット（株） is an active investor based in Osaka, Japan. This profile covers what Kunihiro Tanaka backs, at which stage, and how founders can reach out in 2026.

Mr. Kunihiro Tanaka is the Founder and serves as President, Chief Executive Officer and Board Member at Sakura Internet. He also served as a Mentor at CSAJ Startup. In 1996, while a student at Maizuru National College of Technology, he established Sakura Internet and started an internet server business, which was still uncommon at the time. The company became listed on the Tokyo Stock Exchange Mothers in 2005, then on the first section of the Tokyo Stock Exchange in 2015. He is an engineer originally and has extensive entrepreneurial experience. He mentors startup companies and student engineers. He is working to develop young entrepreneurs and IT engineers, and currently serves as an outside director of several companies and an IPA Mito PM. Furthermore, for the development of the industry, he has participated in many roles such as SAJ Chairman, JAIPA Executive Director, JDCC Chairman, and BCCC Vice President.

Investor type: Angel
Stages: Early Stage VenturePre SeedSeed
Invests in: SaaS & EnterpriseConsumer & RetailCybersecurityHardware & Deep TechIoT & Connected DevicesPropTech & Real EstateEdTechMarketing & AdTech
Location: Osaka, Japan
Typical check: $250K
Past investments: 10

Notable investments

ONESTRUCTIONCloser RoboticsPalplatAcompanyQuwakFinn (Systems and Information Management)RATELTooonCloudbaseLean on Me (Educational and Training Services (B2C))

How to reach Kunihiro Tanaka

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Frequently Asked Questions

What does Kunihiro Tanaka invest in?

Kunihiro Tanaka invests in SaaS & Enterprise, Consumer & Retail, Cybersecurity and Hardware & Deep Tech, typically at Early Stage Venture, Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.