Tatsuya Masubuchi

Active Investor

Angel investor in Tokyo

Tokyo, Tokyo

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

Mr. Tatsuya Masubuch serves as Director at Knowledge Company (Japan). Mr. Masubuch served as an Advisor at SENSU. He graduated from the Faculty of Letters and American Literature, University of Tokyo. He joined Dentsu Inc., and after demonstrating his achievements and talent in planning magazines such as Tokyo Walker, he became independent. He participated in the establishment of Seven Seas & Company Co., Ltd., assumed the position of Representative Director, and succeeded in revitalizing the members' magazine "Seven Seas" for wealthy people, which was taken over by ALC Co., Ltd. As a pioneer in wealth marketing, he became independent after developing a wealth trend business, established Root and Partners Co., Ltd., and assumed the position of Representative Director (current position). He is developing marketing planning and consulting services as a leading expert in marketing for wealthy people.

Investor type
Angel
Stages
Pre SeedSeed
Invests in
Consumer & RetailConsumer Goods (CPG)E-commerce & D2CMarketing & AdTech
Location
Tokyo, Tokyo
Typical check
$150K
Past investments
4

Notable investments

The Sempo Project LLCCOSMOS Global NetworkSENSU (Application Software)Lyncs,Inc

How to reach Tatsuya Masubuchi

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About this profile

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Round Funded. "Tatsuya Masubuchi." Round Funded investor database, updated September 8, 2026.

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Frequently Asked Questions

What does Tatsuya Masubuchi invest in?

Tatsuya Masubuchi invests in Consumer & Retail, Consumer Goods (CPG), E-commerce & D2C and Marketing & AdTech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.

What stage does Tatsuya Masubuchi invest at?

Tatsuya Masubuchi typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.

What is Tatsuya Masubuchi's typical check size?

Tatsuya Masubuchi typically writes checks around $150K. 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.

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