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Mizuho Capital Portfolio Companies

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

Last updated: July 2026

Mizuho Capital Investment Overview

Portfolio Companies
352
Total Invested
$3.4B
Average Investment
$15.2M

Mizuho Capital's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Gojo & Company2024Series FUndisclosedShibuya
LINK-US2026Series C$3.9MYokohama
Solafune2026Series A$31.7MTokyo
ATOMica2026Series B$3.6MMiyazaki
A10 Lab2026Corporate RoundUndisclosedTokyo
Metagen Therapeutics2026Series B$7.6MTsuruoka
Bluefield Energy2026Seed$3.9MChuo
Updater2026Debt FinancingUndisclosedTokyo
Akari Hosho2026Debt FinancingUndisclosedOsaka
Piazza2026Series BUndisclosedNihombashi-hamacho

Complete List of Mizuho Capital Portfolio Companies (352)

Export
#CompanyStageAmountLocation
76Gojo & CompanySeries FUndisclosedShibuya, Japan
77LINK-USSeries C$3.9MYokohama, Japan
78SolafuneSeries A$31.7MTokyo, Japan
79ATOMicaSeries B$3.6MMiyazaki, Japan
80A10 LabCorporate RoundUndisclosedTokyo, Japan
81Metagen TherapeuticsSeries B$7.6MTsuruoka, Japan
82Bluefield EnergySeed$3.9MChuo, Japan
83UpdaterDebt FinancingUndisclosedTokyo, Japan
84Akari HoshoDebt FinancingUndisclosedOsaka, Japan
85PiazzaSeries BUndisclosedNihombashi-hamacho, Japan
FinanceFinancial ServicesMicro Lending

Gojo & Company is a leading global microfinance group, with the aim of becoming the "private-sector World Bank".

Shibuya, Japan
October 2024
Series F

Founder Contacts

19,000+ verified contacts

Management ConsultingProduct DesignRetail

LINK-US offers various devices applying ultrasonic combined vibration and powerful ultrasonic technology.

Yokohama, Japan
March 2026
$3.9M
Series C

Founder Contacts

19,000+ verified contacts

AnalyticsInformation TechnologyReal TimeSoftware

Solafune provides satellite data analysis and software development services.

Tokyo, Japan
March 2026
$31.7M
Series A

Founder Contacts

19,000+ verified contacts

CommunitiesCoworkingManagement ConsultingMeeting SoftwareProfessional Networking

ATOMica is a connection building company that provides co-working space, community fostering programs, and business management services.

Miyazaki, Japan
March 2026
$3.6M
Series B

Founder Contacts

19,000+ verified contacts

AppsContentInformation TechnologySNSSoftware

A10 Lab offers customized habit-forming solutions for businesses and organizations.

Tokyo, Japan
March 2026
Corporate Round

Founder Contacts

19,000+ verified contacts

BiotechnologyClinical TrialsMedicalTherapeutics

Metagen Therapeutics is a drug discovery and medical business company that utilizes microbiome science.

Tsuruoka, Japan
February 2026
$7.6M
Series B

Founder Contacts

19,000+ verified contacts

Cloud Data ServicesDigital MarketingEnergyInformation TechnologyRenewable Energy

Bluefield Energy focused on renewable energy solutions, particularly solar power optimization using technology.

Chuo, Japan
February 2026
$3.9M
Seed

Founder Contacts

19,000+ verified contacts

BlockchainElectrical DistributionEnergyInternet of ThingsRetailSocial MediaSustainability

Updater is a sustainability platform that offers services in social issues, supplying renewable electricity, supply chain, well being.

Tokyo, Japan
February 2026
Debt Financing

Founder Contacts

19,000+ verified contacts

AdviceConsultingProfessional Services

Akari Hosho which provides lifetime support and identity guarantee services for the elderly in compliance with national guidelines.

Osaka, Japan
February 2026
Debt Financing

Founder Contacts

19,000+ verified contacts

AdvertisingAppsCommunities

Piazza develops applications that helps to develop new towns and communities with various stakeholders related to towns and communities.

Nihombashi-hamacho, Japan
February 2026
Series B

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)AutomotiveAutonomous VehiclesElectric VehicleManufacturing

Turing is an AI technology company that develops and manufactures autonomous vehicles.

Higashi-shinagawa, Japan
February 2026
$20.9M
Corporate Round

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Food and BeverageSupply Chain Management

Goals specializes in development, sales and operational support for cloud services for food service companies.

Tokyo, Japan
February 2026
$6.5M
Debt Financing

Founder Contacts

19,000+ verified contacts

AppsNewsPublishingSocial MediaSocial News

Spectee is a start-up company that specializes in analyzing various data especially on social media.

Tokyo, Japan
January 2026
$8.1M
Series E

Founder Contacts

19,000+ verified contacts

Generative AIInformation TechnologyUX DesignWeb Development

Intersect is an IT company that focuses on creating contemporary web applications utilizing advanced technologies and generative AI.

Tokyo, Japan
January 2026
$3.0M
Seed

Founder Contacts

19,000+ verified contacts

EnergyMarketingOil and Gas

Enechain is an energy exchange company that provides energy trading, settlement functions, trading applications, and data services.

Akasaka, Japan
January 2026
$32.6M
Series B

Founder Contacts

19,000+ verified contacts

Industrial AutomationLogisticsMachinery ManufacturingRoboticsSoftware

LexxPluss is an IT company that provides hybrid autonomous mobile robots, operational support, and system integration services.

Kawasaki, Japan
January 2026
Series Unknown

Founder Contacts

19,000+ verified contacts

AerospaceSpace TravelTechnical SupportTraining

Space BD is a technology company that specializes in launch brokerage, satellite procurement support, training, and in-orbit services.

Tokyo, Japan
January 2026
$15.4M
Series C

Founder Contacts

19,000+ verified contacts

Clean EnergyCleanTechEnergyRenewable EnergySolar

SB Energy is a digital infrastructure and energy platform that develops, constructs, and operates energy and digital solutions.

Redwood City, United States
January 2026
$1.0B
Corporate Round

Founder Contacts

19,000+ verified contacts

AccountingFinanceFinancial ServicesPaymentsSoftware

Paytner is a finance firm that provides factoring services to support freelance people's funding.

Tokyo, Japan
December 2025
$17.3M
Debt Financing

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Real EstateReal Estate InvestmentSatellite Communication

Penetrator transforms the real estate market with space technology, tackling transaction issues and forming landslide observation systems.

Tokyo, Japan
December 2025
$2.9M
Debt Financing

Founder Contacts

19,000+ verified contacts

Consumer GoodsFurnitureRental

Social Interior is a Furniture design platform.

Tokyo, Japan
December 2025
$1.9M
Debt Financing

Founder Contacts

19,000+ verified contacts

Business DevelopmentDatabaseSalesSoftwareWarehousing

SImount is a database management system that connects all data with one click.

Tokyo, Japan
December 2025
$3.5M
Series B

Founder Contacts

19,000+ verified contacts

Clean EnergyEnergyEnergy EfficiencyRenewable Energy

Helical Fusion is a startup company that aims to commercialize fusion energy using magnetic confinement of high-temperature plasmas.

Tokyo, Japan
December 2025
$5.6M
Series A

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Business IntelligenceSoftware

LUC is a provider of the AI ​​x experience analysis platform "TERUS," .

Tokyo, Japan
December 2025
$771K
Seed

Founder Contacts

19,000+ verified contacts

LogisticsService Industry

Ruiyun Cold Chain is a logistics service platform driven by domestic innovative technology.

Changyang, China
November 2025
$14.1M
Series A

Founder Contacts

19,000+ verified contacts

Showing 76-100 of 352 portfolio companies

Frequently Asked Questions About Mizuho Capital

How many companies has Mizuho Capital invested in?

Mizuho Capital has invested in 352 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 Capital invest in?

Mizuho Capital's top investment sectors include Software, Energy, Information Technology, Artificial Intelligence (AI), Apps. The firm invests across 75 different industry categories.

What is Mizuho Capital's largest investment?

Among tracked funding rounds, SB Energy received $1.0B in a Corporate Round round. Mizuho Capital's total known invested capital is $3.4B.

What is the average investment size for Mizuho Capital?

Mizuho Capital's average investment size is $15.2M across its portfolio of 352 companies.

What are Mizuho Capital's most recent investments?

Recent Mizuho Capital portfolio additions include Gojo & Company, LINK-US, Solafune, ATOMica, A10 Lab. These companies were founded in 2020 or later.

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