🦊/Investors

MPower

Venture capital

Pre-Seed–Late Stage · 10 people tracked

Also known as 株式会社MPower

Find your way into MPower

3,924 people in our graph share verified history with the MPower team — schools, employers, funds. One of them is your warm intro.

Niki Pezeshkiunlockedknows Kathy Matsui · together at Goldman Sachs (overlapped)
×8knows the team · via Goldman Sachs
×3knows the team · via Harvard Business School
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Investment thesis

MPower Partners backs entrepreneurs building the next era across all growth stages, providing funding, a broad global network spanning public and private sectors, and domain expertise to help startups reach their next stage of growth. Founded as Japan's first ESG-specialized fund by three female general partners with deep experience in global finance — macro and micro corporate analysis, asset management, investment research, and capital strategy — the firm emphasizes diversity, environmental impact, and ESG-driven management within its portfolio companies while connecting founders to overseas institutional investors, customers, and talent.

Source: firm website, verified Aug 3, 2026.

Stage
Pre-Seed–Late Stage
Instruments
Equity
Founded
2021
Tracked investments
35
Unicorns
1

Team · 10 people

from the firm's website
Miwa Seki· General Partnerin

General Partner at MPower Partners who moderated the 'She Leads We Rise' founder panel.

Yumiko Murakami· General Partnerin

Co-founder and general partner of MPower Partners, established in 2021.

Katherine Davidson· Operating Partner
Lisa Shalett· Operating Partner
Chi Guillemette· Legal & Compliancein
Mark Schwartz· External Advisor

Former Vice Chairman of the Goldman Sachs Group.

What they invest in

from 29 of 35 portfolio companies

AI & Machine Learning ×8SaaS ×7Consumer ×6Deep Tech ×5Healthtech ×5Enterprise Software ×4Climate Tech ×3Energy ×3

HQs:Japan×24United States×3Indonesia×1Singapore×1

Who they back

founder profiles across 16 portfolio companies
56%
solo founders
9 of 16 mapped founding teams
33%
repeat founders
of 15 founders with career history

Founding team size:solo founder×92 founders×33 founders×24+ founders×2

Where their founders studiedfrom 14 founders with education data

The University of Tokyo ×3UCLA ×2

What their founders studiedfrom 16 founders with field-of-study data

Engineering ×6Business & Management ×3Physics ×3Economics ×2Finance & Accounting ×2

Where their founders worked beforefrom 15 founders with career history

Goldman Sachs ×2Mercari, Inc. ×2

Accelerator rootsportfolio companies that came through a program

Techstars ×2

Investments · 35 tracked

founders shown can be your intro path
Aclimaaclima.earthin

Aclima operates a network of mobile and stationary sensors that measure air pollution and greenhouse gases at block-by-block resolution, and offers analytics software (Aclima Pro) and a free consumer app (air.health) that turn these measurements into environmental data for governments, companies, and communities.

Climate TechData & InfrastructureGovTechIoTSan Francisco, US

Co-investorsCool Climate CollectiveKapor CapitalRadicle ImpactACVC PartnersClearvision VenturesGingerbread Capital+2 more

ClipLine㈱clipline.com

ClipLine develops and operates ABILI, a platform for service businesses, alongside offering management consulting services.

Enterprise SoftwareFuture of WorkHR TechSaaSTokyo, JP

高橋 勇人

Co-investorsCanal VenturesDBJ CapitalAizawa Asset ManagementIncubate FundSMBC Venture CapitalDG Daiwa Ventures

Cytofactocytofacto.com

Cytofacto appears to be a Japanese startup involved in cell therapy / regenerative medicine, engaging in contract manufacturing of cell-based products (e.g. an agreement regarding manufacturing of "Stemchymal").

Advanced ManufacturingBiotechMedical Devices

Co-investorsKobe University Capital

EX-Fusionex-fusion.com

EX-Fusion is a Japanese private company developing laser-based nuclear fusion energy technology, aiming to decarbonize existing energy sources and contribute to carbon neutrality.

CleantechDeep TechEnergyKyoto, JP

Kazuki Matsuo(代表取締役社長 (President & CEO))in

Co-investorsDelight VenturesMiyako CapitalOSAKA University Venture CapitalShizuoka Capital

FastLabel㈱fastlabel.aiin𝕏

Takeshi Suzuki(Founder)in

Co-investorsDBJ CapitalNTT DOCOMO VenturesSony Ventures CorporationGenesia Ventures

Heralbonyheralbony.com𝕏

HERALBONY is a Japanese company that turns artwork by people with disabilities into products and various forms of design, building new culture with welfare as its starting point.

ConsumerImpact & Social Good

Takaya Matsuda(Founder)in

Jupiterjupiterintel.comin

Jupiter Intelligence provides physical and extreme weather risk analytics that translate climate exposure into finance-linked, audit-ready metrics for capital planning, underwriting, portfolio management, and resilience investment.

AI & Machine LearningClimate TechFintechInsurTechSaaSSan Mateo, US

Eric Wun(COO & Co-founder)inRich Sorkin(CEO & Co-founder)inJosh Hacker(Chief Science Officer & Co-founder)inMonica Jain(Head of Finance)inJaz Sidhu(Head of Global Revenue)inAlan Samuels(Head of Product)in

Co-investorsDCVC (Data Collective)Energize CapitalMS&AD VenturesSystemiq CapitalSYSTEMIQ

Knownsknowns.co.jp

Knowns provides consumer research services through an online platform, designed for rapid and accessible market research.

Marketing Tech

Co-investorsHiroshima Venture Capital Co. Ltd.

LQUOM株式会社lquom.comin𝕏

LQUOM develops long-distance quantum communication technology and quantum repeaters to enable theoretically unhackable quantum internet for sectors including finance, telemedicine, and defense.

CybersecurityDeep TechQuantum ComputingYokohama, JP

Kazuya Niizeki(Co-founder & CEO)inTomoyuki Horikiri(Co-founder & CSO, Director)in

Co-investorsOSAKA University Venture Capital

Magic Shieldsmagicshields.co.jpin

Coroyawa is a specialized flooring material designed to reduce fracture and trauma risk for elderly users by combining stable walking comfort with impact absorption during falls.

HardwareHealthtechMedical DevicesNew MaterialsHamamatsu, JP

Yuya Miyajimain

Co-investorsCarbide VenturesHulic StartupInclusion JapanJIC Venture Growth InvestmentsMonozukuri VenturesTechstars

MiRESSOmiresso.co.jp

Miresso develops beryllium materials and supply chain solutions for fusion energy applications.

Deep TechEnergyNew MaterialsMisawa, JP

Masaru Nakamichi(CEO)inYu Nakano(Technical Development Director)

Co-investorsGlobal BrainKeio Innovation InitiativeNTT DOCOMO VenturesSpiral CapitalSpiral Innovation PartnersGenesia Ventures+1 more

NaLaLys AIを活用した企業のコンプライアンスを高度化、効率化するためのSaaSプラットフォームを展開nalalys.comin𝕏

Nalalys is a company focused on preventing fraud and creating fair, safe business environments through technology.

AI & Machine LearningCybersecurityEnterprise SoftwareLegalTechSaaS

長谷島 良治(代表取締役 CEO/Founder)

Co-investorsDelight VenturesDnx Ventures

newmo株式会社newmo.me𝕏

Newmo operates taxi services and autonomous taxi operations in Japan, serving regional transportation needs in areas facing labor shortages and declining population.

B2B MarketplacesMobility & TransportationSaaSTokyo, JP

松本 龍祐(Founder)inKentaro M.(Founder)in松本龍祐(Founder)青柳 直樹(代表取締役 CEO)

Co-investorsBonds Investment GroupCoral CapitalDCM VenturesDIMENSIONGlobal BrainGlobis Capital Partners+6 more

Phoenix Tailingsphoenixtailings.comin𝕏Jul 2021

Phoenix Tailings develops clean technology for rare earth element refining in the United States.

Advanced ManufacturingCleantechClimate TechEnergyFintechNew MaterialsBoston, US

Thomas Villalón(Chief Technology Officer & Co-Founder)Anthony Balladon(Chief Commercial Officer & Co-Founder)inMichelle Chao(Cofounder)inNicholas Myers(Founder)inNick Myers(Chief Executive Officer & Co-Founder)in

BoardNichola Eliovits(Director)in

Co-investorsBantam GroupBMW i VenturesCoalitionGeodesic CapitalOlive Tree CapitalOne Way Ventures+9 more

Rukitarukita.coin𝕏

Rukita is a proptech company that provides managed rental housing in Indonesia, offering serviced apartments, coliving spaces, student housing, and family residences with furnishing and hospitality services.

ConsumerMarketplacesPropTech

Co-investorsGolden Gate VenturesOpenspace VenturesPeak XV PartnersiSeedShunwei Capital

S Gboosthealth.jp

Boost Health operates BOOST, a "talent success" platform that combines AI tools with professional coaches to support employee performance and behavior change, grounded in cognitive behavioral therapy.

AI & Machine LearningHR TechMental Health

芳賀 彩花(Founder & CEO)平賀 養(Co-founder & CTO)田中 研之輔(CHRO)石田 麻美(VP of Operations & CS)岩田 尚美(VP of Product)芳賀 彰子(Clinical Advisor)

Co-investorsDG IncubationOpen Network Lab

Sakana AIsakana.aiin𝕏

Sakana AI develops frontier AI research and products, including large language models, multi-agent orchestration systems, and AI solutions tailored for Japanese enterprises and public sector organizations.

AI & Machine LearningCloud ComputingDeep TechDefense TechTokyo, JP

David Ha(Co-Founder & CEO)inRen Ito(Co-Founder & Chairman)inLlion Jones(Co-Founder & CTO)in

Co-investorsGlobal BrainBasis Set VenturesIn-Q-Tel500 GlobalFujitsu VenturesGeodesic Capital+11 more

TAZtaz-co.jp

TAZ develops anti-aging products and drug discovery research focused on cellular senescence removal and longevity science.

BiotechHealthtechLongevityTokyo, JP

Shoko Takahashi(Representative Director (代表取締役))

Co-investorsPOLA ORBIS HOLDINGS

Transcelestial Technologiestranscelestial.comin𝕏

Transcelestial builds laser communication technology that delivers high-speed internet connectivity using compact wireless optical devices as an alternative to fiber.

Cloud ComputingDeep TechDeveloper ToolsHardwareMedia & EntertainmentSpace TechSingapore, SG

Rohit Jha(CEO)inMohammad Danesh(CTO)in

BoardYuichiro Hikosaka

Co-investors500 GlobalBeyond Earth VenturesCapria VenturesChampion Hill VenturesEntrepreneur FirstIn-Q-Tel+4 more

Txp Medicaltxpmedical.jp𝕏

TXP Medical develops and provides medical data systems for emergency, intensive care, and emergency-services settings (the NEXT Stage ER series) as well as an oncology research data system, along with a medical data platform, real-world data analysis, and clinical research support.

AI & Machine LearningData & InfrastructureDigital HealthHealthtechMedical DevicesTokyo, JP

園生 智弘(代表取締役 (Representative Director / CEO))原田 惇(取締役CTO (Director & CTO))後藤 匡啓(執行役員CSO (Executive Officer & CSO))恩田 淳(執行役員 (Executive Officer))in

Board大熊 一毅(取締役 / 弁護士 (Director, Attorney))

Co-investorsUTEC

Uniamuniam.jp𝕏

A cat scratcher and hideaway box designed with cat behavior in mind, reducing stress through safe enclosed spaces while maintaining aesthetic appeal for home interiors.

Circular EconomyConsumerDirect to ConsumerWellness & FitnessMino, JP

Ai Sugimoto(Founder)in

Co-investorsANOBAKA

Wovn Technologies株式会社wovn.ioin𝕏

Wovn Technologies provides website and app localization services through its WOVN.io and WOVN.app products, enabling organizations to translate and adapt their digital properties for multiple languages.

Developer ToolsEnterprise SoftwareMarketing TechSaaSTokyo, JP

Takaharu Hayashi(CEO)in

Co-investorsKintetsu Venture Partners

イチロウichirou.co.jp

Ichirou operates a caregiving workforce sharing platform and provides home care support and facility referral services for the elderly care market in Japan.

B2B MarketplacesDigital HealthHealthtechHR TechTokyo, JP

Co-investorsDG IncubationFast Track InitiativeGlobal BrainOpen Network Lab

ユニファ株式会社unifa-e.com𝕏

Unifa develops "Lumie" (Look at me), a suite of products for childcare facilities and parents that includes IoT devices such as a medically registered body-motion sensor and childcare AI to record children's photos, health status, and developmental notes.

AI & Machine LearningConsumerEdTechIoTSaaS

Co-investorsFujitsu VenturesJapan Post Capital Co. Ltd.Minerva Growth PartnersShizuoka Capital

リセlisse-law.com𝕏

Lisse provides AI-powered legal document review and legal compliance support services to enterprises.

AI & Machine LearningEnterprise SoftwareLegalTechTokyo, JP

Miki Fujita(Representative Director & CEO)

Co-investorsAngel Bridge Co.,Ltd.Global BrainPrime PartnersSpiral CapitalSpiral Innovation PartnersAozora Corporate Investment

助太刀suke-dachi.jp

Sukutachi is a mobile app that connects construction businesses and craftspeople to discover work opportunities and expand their professional networks.

Construction TechMarketplaces

Co-investorsANOBAKAJapan Post Capital Co. Ltd.Miyako CapitalGenesia Ventures

株式会社RABOrabo.cat𝕏

RABO provides pet care services and technology solutions for cat owners and pet service professionals in Japan.

ConsumerHealthtechWellness & FitnessTokyo, JP

Yukiko Iyo(President & CEO)in

Co-investorsGlobal BrainSTRIVEW Inc.

株式会社ヘラルボニーheralbony.jp𝕏

HERALBONY is a Japanese art and lifestyle brand that licenses and commercializes artwork created by artists with disabilities (including intellectual disabilities and autism), turning their work into products under an "artist first" model that fairly compensates the artists and welfare facilities.

ConsumerCreator EconomyImpact & Social GoodMedia & EntertainmentMorioka, JP

松田文登(Co-founder)松田崇弥(Co-founder)

Co-investorsDentsu VenturesJR East Start UP

株式会社ミツモアmeetsmore.com𝕏

Meetsmore (ミツモア) is an online marketplace that connects individuals and businesses with local professionals; this page focuses on matching users with tax accountants (税理士) experienced in handling tax investigations in Japan.

FintechLegalTechMarketplacesSaaSTokyo, JP

柄澤史也(Founder)

Co-investorsAngel Bridge Co.,Ltd.Iyogin CapitalMS&AD Ventures

詳細はこちらをご覧くださいedgecortix.comin

EdgeCortix develops AI inference products and hardware for edge computing, enabling low-power deployment of vision and generative AI models on resource-constrained devices.

AI & Machine LearningHardwareSemiconductorsTokyo, JP

Dr. Sakyasingha Dasgupta(CEO and Founder)

Co-investorsSBI InvestmentGlobal Hands-On VCMonozukuri VenturesAero X Ventures

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

HQMamawellMantraSHESHE株式会社

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has MPower made?
MPower has 35 tracked investments.
What stage does MPower invest at?
MPower invests at the Pre-Seed, Seed, Series A, Series B, Series C, Growth, Late Stage stages.
What sectors does MPower focus on?
MPower focuses on Climate Tech, Impact & Social Good, Sector Agnostic.
Who does MPower co-invest with?
MPower most often shares deals with Global Brain, Miyako Capital, NTT DOCOMO Ventures, among 79 tracked co-investors.

Media · Podcasts & interviews

featuring the team

Leading Funding Rounds | General Partner of MPower Partners | Kathy Matsui

Decode · Kathy Matsui

Japan Ahead: MPower Partners' Kathy Matsui on ESG

Bloomberg Television · Kathy Matsui

Images

MPower photoMPower photoMPower photoMPower photoMPower photoMPower photo

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