/Investor DB

Global Brain — Full Portfolio

643 tracked investments · page 4 of 4 · listed companies and verified rows first

レアジョブrarejob.com𝕏

RareJob offers an online English conversation learning platform with a proprietary lesson delivery system called Lesson Room that enables students to take lessons directly through a browser or mobile app without additional installations.

EdTechSaaSTokyo, JP

Gaku Nakamura(Founder)in

Co-investorsKDDI Open Innovation Fund

レンティオrentio.co.jp

Japanese operator of Rentio, an online service for renting and trialling cameras, home appliances and baby goods before purchase.

Co-investorsGlobis Capital PartnersW Inc.ANRI

ログリーlogly.co.jp

Masahisa Kishimotoin

Co-investorsKDDI Open Innovation FundSMBC Venture Capital

ロケットベンチャー4meee.com𝕏

4MEEE operates a Japanese online media site aimed at women, publishing content across fashion, beauty, relationships, food, and lifestyle categories.

ConsumerMedia & EntertainmentTokyo, JP

Kazuya Ogyu(Representative)

ロジックlogic-is.co.jp

Logic Inc. develops software solutions for the construction and healthcare sectors, including building design CAD tools, renovation simulation software, and home care management systems.

Construction TechDigital HealthEnterprise SoftwareHealthtechSaaSTokyo, JP

ワークスタイルテックworkstyletech.com

TECH CREW provides HR and workforce management technology infrastructure designed to support service industry companies in Japan, helping them manage personnel more efficiently and enabling better working conditions for frontline employees.

Enterprise SoftwareFuture of WorkHR TechTokyo, JP

ワンダープラネットwonderpla.net

Wonderpla creates products and services designed to bring moments of joy and laughter to people worldwide across different cultures, languages, and backgrounds.

ConsumerMedia & Entertainment

Co-investorsJAFCO GroupNippon Venture CapitalSMBC Venture CapitalZ Venture Capital

代々木アニメーショングループyoani.group

Yoani Group is the parent holding company for the Yoani anime production group, responsible for strategic planning and management support across its subsidiary companies.

Creator EconomyMedia & EntertainmentTokyo, JP

Masashi Kurata(Representative Director)

Co-investorsDentsu VenturesDIMENSIONGlobis Capital PartnersJapan Post Insurance NEXT PartnersShizuoka CapitalSkyland Ventures+4 more

令和トラベルnewt.net𝕏

NEWT is a travel app that allows users to book hotels and package tours domestically and internationally.

B2B MarketplacesConsumerTravel & HospitalityTokyo, JP

北京優時科技(YOURS)yours.xyz

An autonomous delivery vehicle company that operates driverless retail kiosks equipped with six-wheel independent drive systems, capable of autonomous operation outdoors on various terrains including sidewalks, plazas, and complex surfaces while serving customers within a 1-kilometer radius.

Logistics & Supply ChainRobotics

地球の秘めた可能性を価値にするarcheda.incin𝕏

Archeda develops a satellite- and AI-powered Nature-based Solutions platform that provides forest monitoring and carbon credit intelligence, including baseline modeling, carbon stock estimation, and MRV.

AI & Machine LearningClimate TechSpace Tech

Co-investorsDG Incubation

日本農業nihon-agri.com𝕏

Nihon Agri is a Japanese agricultural company engaged in the production and sales of fruits and vegetables, with operations spanning domestic cultivation, distribution, and international trade through subsidiaries in Taiwan and Thailand.

Advanced ManufacturingAgTechFoodTechIoTTokyo, JP

Shohei Naito(CEO)inAkito Kawai(COO)

Co-investorsKeio Innovation Initiative

株式会社BALLASballas.biz𝕏

BALLAS designs, develops, manufactures, and sells construction materials.

Advanced ManufacturingB2B MarketplacesConstruction TechSaaSTokyo, JP

Co-investorsANOBAKAmint VCAozora Corporate InvestmentDaiwa House VenturesKyoto Capital PartnersMitsui Sumitomo Insurance Capital+4 more

株式会社BitStarbitstar.tokyo𝕏

BitStar is a Japanese company operating creator support and content production businesses, including influencer marketing solutions for brands and businesses.

AdTechCreator EconomyMarketing TechMedia & EntertainmentTokyo, JP

渡邉 拓(代表取締役 社長執行役員CEO)原田 直(執行役員 (Co-founder))山下 雄太(執行役員CTO)出水 厚輝(執行役員CPO)

Co-investorsAG Capital Co. Ltd.Colopl NextKDDI Open Innovation FundMakers FundRegrowth Capital ManagementTBS Innovation Partners+3 more

株式会社ElevationSpaceelevation-space.comin𝕏

ElevationSpace develops small-satellite re-entry and recovery technology to return the results of in-orbit experiments to Earth, aiming to build an orbital transport network for people and goods.

Deep TechHardwareSpace Tech

Ryohei Kobayashi(Founder)inToshinori Kuwahara(Founder)

Co-investorsBeyond Next VenturesCanal VenturesMIRAI SOUZOUNTT DOCOMO VenturesPERSOL VENTURE PARTNERSSeraphim Space+3 more

株式会社estieestie.co.jp𝕏Oct 2024

estie develops AI-powered software for real estate professionals to search, analyze, and manage commercial properties in Japan.

AI & Machine LearningData & InfrastructureEnterprise SoftwarePropTechTokyo, JP

Ei Hirai(Founder)in平井 瑛(代表取締役)

Co-investorsVertex GrowthGlobis Capital PartnersUTECZENRIN FUTURE PARTNERSDevelopment Bank of Japan

株式会社GINKANginkan.jp

GINKAN develops SyFu, a next-generation fintech platform that visualizes daily transaction and consumption data as "consumption achievements" and converts them into gaming experiences, digital assets, and future credit opportunities.

ConsumerFintech

Tomochika Kamiya(Founder)in

Co-investorsAPOLLO CAPITALDD Holdings Venture CapitalE-CrowdKDDI Open Innovation Fund

株式会社hacomonohacomono.co.jp𝕏

Hacomono builds a platform connecting users, fitness facilities, healthcare providers, and instructors to promote wellness as part of everyday life in Japan.

HealthtechIoTSaaSSports TechWellness & FitnessTokyo, JP

Kenichi Hasuda(Founder)inHideki Hiratain

Co-investorsCoral CapitalCygames CapitalGMO VenturePartnersRakuten CapitalSpiral Innovation PartnersALL STAR SAAS FUND+1 more

株式会社JIJj-ij.com

Jij is a startup founded by experts in mathematical optimization and quantum technology, providing software services such as the "JijZept" series that support the process from building mathematical optimization models to implementation.

Deep TechQuantum ComputingSaaS

Yu Yamashiro(Founder)

Co-investorsFujitsu VenturesKDDI Open Innovation FundMIRAI SOUZOU

株式会社manebimanebi.co.jp𝕏

Manebi operates a workforce development and e-learning platform ("manebi eラーニング") that provides corporate training and staff development for companies.

EdTechHR TechSaaSTokyo, JP

Tomoya Tajima(Founder)in田島 智也(代表取締役 執行役員CEO(創業者))in

Co-investorsSeibu Shinkin Capital

株式会社MAZINmazin.tech

Mazin develops industrial equipment and provides staffing services in manufacturing sectors.

Advanced ManufacturingAI & Machine LearningEnterprise SoftwareHR TechTokyo, JP

Co-investorsKeio Innovation Initiative

株式会社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-investorsKeio Innovation InitiativeMPowerNTT DOCOMO VenturesSpiral CapitalSpiral Innovation PartnersGenesia Ventures+1 more

株式会社PoliPolipolipoli.work

Japanese GovTech startup operating policy co-creation platforms connecting citizens, politicians, ministries, municipalities and companies.

Co-investorsKDDI Open Innovation FundNOW JapanNTT DOCOMO VenturesSkyland VenturesZ Venture Capital

株式会社QunaSysqunasys.comin

QunaSys develops algorithms and software to maximize the performance of quantum computers, aiming to make quantum computing practical for real business applications.

AI & Machine LearningDeep TechQuantum ComputingSaaSTokyo, JP

楊 天任 (Tennin Yang)(Co-founder & CEO)御手洗 光祐 (Kosuke Mitarai)(Co-founder & Advisor)Tennin Yan(代表取締役 (CEO / President))in松岡 智代(COO)越智 由浩(CRO)Erik Stangerup(QunaSys Europe CEO)in

Co-investorsFujitsu VenturesJIC Venture Growth InvestmentsKDDI Open Innovation FundMirai Creation FundOSAKA University Venture Capital

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-investorsMPowerSTRIVEW Inc.Headline AsiaMizuho CapitalW ventures+1 more

株式会社RevCommrevcomm.comin𝕏Series B · Jul 2026 · $21M

RevComm develops voice communication optimization technology powered by AI to reduce friction in communication.

AI & Machine LearningCloud ComputingEnterprise SoftwareSaaSSales TechTokyo, JP

武史 会田会田 武史(代表取締役 / CEO)平井 康文(取締役 / プレジデント & COO)重城 聡美(取締役 / CXO)橋本 泰一(取締役 / CAIO)平村 健勝(執行役員 / CTO)

Co-investorsDEEPCORE Inc.NTT DOCOMO VenturesSony Ventures CorporationWorld Innovation Lab (WiL)

株式会社Synamonsynamon.jp

Metaverse tech company offering fan-marketing metaverse 'SYNMN' to promote fan engagement and community building.

Co-investorsANOBAKADG Daiwa VenturesKDDI Open Innovation FundOpen Network LabGenesia Ventures

株式会社T2t2.autoin𝕏

T2 develops autonomous driving systems for long-haul trucking and operates Level 4 autonomous vehicle transport services.

AI & Machine LearningLogistics & Supply ChainMobility & TransportationTokyo, JP

熊部 雅友(代表取締役CEO)

Co-investorsKDDI Open Innovation FundMitsubishi EstateMOL PLUSSumitomo Mitsui Trust BankJapan Post Capital Co. Ltd.

株式会社THINKRthinkr.jp

THINKR is a collective of creative studios and design firm that produces original content and IP through strategic brand building, offering services in artist management, digital content production, animation and game development, design consulting, and metaverse development.

Creator EconomyMarketing TechMedia & EntertainmentTokyo, JP

Co-investorsChishima Real Estate — Startup InvestmentCygames CapitalKDDI Open Innovation FundJAFCO Group

株式会社WizWeのロゴwizwe.co.jp

WizWe develops behavioral habit-formation software including the "Smart Habit" platform for habit tracking and retention, and offers subscription retention and customer lifetime value optimization services for education, healthcare, and other sectors.

AI & Machine LearningEdTechHealthtechSaaSTokyo, JP

森谷 幸平 (Moriya Kohei)(代表取締役CEO (Representative Director & CEO))

Co-investorsi Cubed VenturesMobile Internet Capital, Inc.Pegasus Tech Ventures

株式会社Yanekarayanekara.jp

Daichi Yoshioka(Founder)inKeisuke Matsufuji(Founder)

Co-investorsUTokyo Innovation Platform Co. Ltd.

株式会社おてつたびotetsutabi.com𝕏Series A · Apr 2025 · $1M

A platform connecting travelers with local communities across Japan, offering work-exchange opportunities where participants perform tasks for local residents in exchange for lodging and compensation at or above minimum wage.

B2B MarketplacesCreator EconomyFuture of WorkMarketplacesTravel & Hospitality

Co-investorsHiroshima Venture Capital Co. Ltd.Iyogin CapitalNOW JapanRegional Revitalization SolutionSeibu Shinkin CapitalSpiral Innovation Partners

株式会社タイミーtaimee.co.jp

Taimee is a mobile app-based gig work platform that connects workers with short-term job opportunities across various industries including warehouse work, food service, delivery, and office work in Japan.

B2B MarketplacesFuture of WorkSaaS

Ryo Ogawa(Founder)

Co-investorsColopl NextCyberAgent CapitalF VenturesJR East Start UPKDDI Open Innovation FundKintetsu Venture Partners+5 more

株式会社ポケットチェンジpocket-change.jp𝕏

Pocket Change operates a platform that lets people exchange various forms of physical cash and electronic money across currencies and payment media.

FintechHardwareTravel & HospitalityTokyo, JP

Co-investorsDG Daiwa VenturesDG Ventures, Inc.Dnx VenturesJR East Start UP

白ヤギコーポレーションshiroyagi.co.jp

Kamelio API is a news search and monitoring engine that automates business news collection and corporate intelligence gathering for sales, marketing, PR, and research teams.

AI & Machine LearningData & InfrastructureEnterprise SoftwareMarketing Tech

Co-investorsTRIUM VENTURE PARTNERS

Other

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

世界市場株式会社Airporter株式会社HataLuck and Person株式会社KOSKA(KOSKA Corporation株式会社mov株式会社stu株式会社すむたす葵

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.