Find investors
← Back to all investors
Takehiro Shirai
ResearchedAngel Investors

Takehiro Shirai

General Partner

Angel InvestorsSeed Round
Pitch Takehiro

Get their honest, personalized take on your startup.

Sign in to pitch Takehiro

At a glance

Full Name
Takehiro Shirai
Title
General Partner and Director
Firm
IT-Farm Corporation
Firm Type
Venture capital
Investment Stage
Seed and early stage
Target Company Profile
Early-stage disruptive technology and deep-tech startups that can benefit from technical diligence, market validation, cross-border business development, and Japan market entry support.
Sector Focus
Digital health, AI, mobile, big data, mobility, IoT, enterprise IT, electronics, healthcare IT, healthcare services, insurtech, deep tech.
Geographic Focus
North America, Europe, Asia, Japan, and the San Francisco Bay Area.
Location
Tokyo, Japan

Background

Takehiro Shirai is a General Partner and Director at IT-Farm Corporation, a Tokyo- and Silicon Valley-based venture capital firm founded in 1999. IT-Farm describes itself as investing in early-stage disruptive technology startups across North America, Europe, Asia, and Japan, and its firm materials emphasize cross-border business development support for portfolio companies.

Shirai is listed by IT-Farm as a core member and by LinkedIn as having been GP at IT-Farm since January 2000. IT-Farm’s Japanese profile and XTC Japan speaker profile describe him as a founding member of IT-Farm who leads technology assessment of investment candidates and provides hands-on support around partner selection, customer projects, and portfolio success.

Before IT-Farm, Shirai worked at Isis Corporation as a technology evangelist helping startups enter the Japanese market. Earlier, he worked on microprocessor design at Intel’s U.S. headquarters and Japan office. The same firm and XTC profiles state that he was also a founding member of MetaSoftware’s Japan office and contributed to MetaSoftware’s NASDAQ listing. Darmiyan lists him as “Mr. Takehiro Shirai, MSEE” and as a board member.

Investment Thesis & Focus

  • Invests through IT-Farm in early-stage technology startups, with emphasis on digital health, AI, mobile, big data, mobility, and IoT.
  • Focuses on global technology startups where IT-Farm can add value through Japan market entry, partnerships with Japanese incumbents, cross-border business development, and technical diligence.
  • IT-Farm’s LinkedIn profile says the firm invests in “early stage disruptive tech startups among North America, Europe, Asia, and Japan.”
  • Shirai’s specific role is highly technical: IT-Farm and XTC Japan describe him as leading technology assessment of investment candidates and helping with market validation and customer or partner project execution.
  • IT-Farm’s 2025 UTokyo IPC announcement says the firm has invested in roughly 150 deep-tech companies, including more than 100 overseas companies, mainly at the early stage, across technology fields including medical, materials, and hardware, excluding drug discovery.

Notable Investments

  • Zoom Video Communications - Listed by IT-Farm as a portfolio company; IT-Farm’s LinkedIn profile cites Zoom among its seed investment records.
  • Treasure Data - Cloud data platform company listed in IT-Farm’s portfolio; IT-Farm’s LinkedIn profile cites it among seed investment records.
  • ContextLogic / Wish - E-commerce company listed in IT-Farm’s portfolio; IT-Farm’s LinkedIn profile cites ContextLogic among seed investment records.
  • Darmiyan - Digital-health and AI company focused on brain-health diagnostics; Shirai is listed as a board member.
  • Paradromics - Brain-computer interface company listed in IT-Farm’s portfolio.
  • Meru Health - Digital mental-health company listed in IT-Farm’s portfolio.
  • Bone Health Technologies - Health-tech company listed in IT-Farm’s portfolio.
  • Honeycomb - Insurance technology company listed in IT-Farm’s portfolio; Gaebler records IT-Farm participation in Honeycomb financing rounds in 2022 and 2024.
  • Tupu - Urban mushroom farming company; Gaebler records IT-Farm participation in a 2023 seed round.
  • Cross Sync - ICU and clinical monitoring technology company listed in IT-Farm’s portfolio; CB Insights records IT-Farm as an investor in a January 31, 2025 Series A-IV financing.

Unlock the full research

Get how to approach them, recent activity, sources, contact links — plus pitch their AI twin for a candid read on your raise.

One-time. Stays unlocked for you.