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Mizuho Bank Portfolio Companies

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

Last updated: July 2026

Mizuho Bank Investment Overview

Portfolio Companies
178
Total Invested
$12.8B
Average Investment
$110.4M

Complete List of Mizuho Bank Portfolio Companies (178)

Export
#CompanyStageAmountLocation
176GizumoDebt Financing$1.0MTokyo, Japan
177LOBSeries Unknown$267KTokyo, Japan
178AdoirCorporate Round$885KTokyo, Japan
Digital MediaWeb DesignWeb Development

Gizumo is a web production company that provides web design, development, digital solutions and manages websites for various business needs.

Tokyo, Japan
March 2018
$1.0M
Debt Financing

Founder Contacts

19,000+ verified contacts

AdvertisingEducationTrainingVocational Education

LOB, a developer and supplier of advertising platform.

Tokyo, Japan
December 2017
$267K
Series Unknown

Founder Contacts

19,000+ verified contacts

Graphic DesignInformation ServicesInformation TechnologyInternetProduct DesignSoftwareVideo

Development management of information sharing service "Vook note" for video production.

Tokyo, Japan
October 2017
$885K
Corporate Round

Founder Contacts

19,000+ verified contacts

Showing 176-178 of 178 portfolio companies

Frequently Asked Questions About Mizuho Bank

How many companies has Mizuho Bank invested in?

Mizuho Bank has invested in 178 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Mizuho Bank invest in?

Mizuho Bank's top investment sectors include Digital Media, Web Design, Web Development, Advertising, Education. The firm invests across 14 different industry categories.

What is Mizuho Bank's largest investment?

Among tracked funding rounds, Gizumo received $1.0M in a Debt Financing round. Mizuho Bank's total known invested capital is $12.8B.

What is the average investment size for Mizuho Bank?

Mizuho Bank's average investment size is $110.4M across its portfolio of 178 companies.

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