31Ventures
Corporate VCTokyo · Seed–Growth
Also known as 三井不動産株式会社
Investment thesis
31VENTURES is the corporate venturing initiative of Japanese real estate group Mitsui Fudosan. It seeks to build and strengthen businesses by pairing startups' products and business models with Mitsui Fudosan's corporate resources. Beyond capital, the program offers three co-creation solutions: a CVC fund, workspace on Tokyo's East Side, and community building. Support includes introducing startup services to the Mitsui Fudosan Group, mentoring and hearings, connecting startups to group divisions and to other companies and VCs, joint consideration of joint ventures, and sales support.
Source: firm website, verified Aug 3, 2026.
What they invest in
from 1 of 3 portfolio companiesAI & Machine Learning ×1Enterprise Software ×1SaaS ×1
HQs:Japan×1
Investments · 3 tracked
founders shown can be your intro pathJoint venture established in 2020 with World Farm Co., Ltd. to develop sustainable smart agriculture through digitalization.
Provider of Akerun, a cloud-based smart key IoT service installed in some office buildings for access control.
Techtouch provides a no-code Digital Adoption Platform that overlays on-screen operation guides and navigation onto existing web systems and applications to reduce input errors and support workload.
AI & Machine LearningEnterprise SoftwareSaaSTokyo, JP
井無田 (Imuda)(Co-founder)日比野 (Hibino)(Co-founder)Naka Imuta(Founder)in
Co-investorsDnx VenturesDBJ CapitalDentsu VenturesPrime PartnersSony Ventures CorporationAozora Corporate Investment
Frequently asked questions
- What stage does 31Ventures invest at?
- 31Ventures invests at the Seed, Series A, Series B, Series C, Growth stages.
- What sectors does 31Ventures focus on?
- 31Ventures focuses on Crypto & Web3, PropTech, Sector Agnostic.
- Where is 31Ventures located?
- 31Ventures is headquartered in Tokyo, JP.
- Who does 31Ventures co-invest with?
- 31Ventures most often shares deals with DBJ Capital, Dentsu Ventures, Dnx Ventures, among 5 tracked co-investors.
Media · Podcasts & interviews
from their channelTHE E.A.S.T Event #10 起業家に商社出身者が多い理由とは。商社で学んだ「起業家マインド」を語る
31VENTURES
THE E.A.S.T Event #09 大企業人材がスタートアップで副業をするリアル
31VENTURES
THE E.A.S.T. Event #08 加速するWeb3.0プロジェクトへの投資、海外投資家と日本メディアが今と未来を語る
31VENTURES
THE E.A.S.T. Event #07 冬の時代到来。 今から気を付ける資金調達。
31VENTURES
THE E.A.S.T. Event #06 企業に所属しながら起業する！「出向起業家」のリアル
31VENTURES
THE E.A.S.T. Event #05 大人起業家のリアル！3社の起業ストーリーを語る ～起業してから最初にやるべきこと、やらない方がよかったこと～
31VENTURES
Images
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