/Investor DB

MTG Ventures — Full Portfolio

5 tracked investments · listed companies and verified rows first

KUROFUNE株式会社kurofune-inc.com✓ verified

KUROFUNE is a Japanese company headquartered in Nagoya with regional offices across Japan and an IT development base in Cebu, the Philippines.

B2B MarketplacesHR TechSector AgnosticTokyo, JP

Ryo Kurakata(代表取締役 (Representative Director))

Co-investorsIyogin Capital

Rehab For Japanrehabforjapan.comin✓ verified

Rehab for JAPAN develops and provides "Rehab Cloud," a SaaS platform for elderly care and rehabilitation providers, along with "Rehab Studio," an online rehabilitation service, and conducts R&D on AI-based care technology.

AI & Machine LearningData & InfrastructureDigital HealthHealthtechLongevitySaaSTokyo, JP

大久保亮(代表取締役社長 CEO)in

Co-investorsCapital Medica VenturesEISAI CO.,LTDMitsubishi UFJ CapitalMonex VenturesNissay CapitalOmron Ventures+5 more

Hacarushacarus.comin𝕏

HACARUS develops AI software that extracts insights from small datasets for manufacturing, construction, and infrastructure applications.

Advanced ManufacturingAI & Machine LearningConstruction TechEnterprise SoftwareKyoto, JP

Takashi Someda(Representative Director)in

Co-investorsMiyako CapitalOsaka Gas

Polymerpolymerhq.ioApr 2025

Polymer provides runtime visibility and control over sensitive data as it moves across enterprise systems and SaaS platforms.

AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareSaaS

Yasir Ali(Founder)in

Co-investorsGaingelsGreen Egg VenturesInspiration VenturesMaccabee VenturesMudita VentureStory Ventures+5 more

QD Laserqdlaser.comApr 2019

QD Laser develops, manufactures, and sells high-efficiency semiconductor lasers for telecommunications and industrial use, as well as visual-information devices.

Deep TechHardwareMedical DevicesSemiconductorsYokohama, JP

Mitsuru Sugawara(Founder)in菅原 充(Founder & Chief Technology Advisor)大久保 潔(President & Representative Director)

Co-investorsBeyond Next VenturesDG Ventures, Inc.MIRAI SOUZOUMitsui Global InvestmentNTT DOCOMO VenturesOita Venture Capital+5 more

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.