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15th Rock Ventures

Founders Takeshi Minamoto Takeshi Minamoto Tetsu Nakajima

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This summary is composed by our algorithm based on the analysis of the deals. If you think that some of this information is not accurate, please let us know about it and provide any supporting evidences if possible. Such cases will be analyzed by our ML-algorithm and implemented in our database, which will improve this summary.

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Total investments 16
Average round size
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The average size of a deal this fund participated in
$13M
Portfolio companies 12
Rounds per year 3.20
Lead investments 2
Follow on index
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How often the fund supports its portfolio startups at next rounds
0.25
Key employees Soon
Stages of investment
Late Stage Venture
Seed

Areas of investment

  • Medical Device
  • Software
  • Medical
  • Media and Entertainment
  • Hospitality

Related Funds

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Typical Co-investors
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These funds have a tendency to invest in the following rounds after 15th Rock Ventures:
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Funds with similar focus

Funds from Japan
Funds with similar focus located in Japan:
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Funds with similar focus acting as lead investors:

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Notable deals

CompanyIndustryRound SizeDateInvestorsLocation

Ripcord

Artificial Intelligence
Digital Media
Office Administration
Robotics
SaaS
Software
$32M16 Apr 2024 Hayward, California, United States

JIZAIE

$1M11 Mar 2024 Japan

Onera Health

Medical
Medical Device
$35M16 Jan 2024 Palo Alto, California, United States

Better Place

Communities
Service Industry
$3M23 Aug 2023 Tokyo, Kantō, Japan

PETOKOTO

Pet
$4M01 Dec 2021 Japan, Yamaguchi Prefecture, Japan

Onera Health

Medical
Medical Device
$12M29 Jul 2021 Palo Alto, California, United States

Additive Manufacturing Technologies

3D Printing
Industrial Manufacturing
Machinery Manufacturing
$15M02 Jul 2021 Sheffield, England, United Kingdom

TENT Japan

Hospitality
Media and Entertainment
Rental
$1M22 Apr 2021 Chiyoda, Japan

Longan Vision

Information Services
Information Technology
Product Design
14 Oct 2020 Hamilton, Ontario, Canada
News
Onera raises €10.5M in Series B funding

– Onera closed the Series B funding round, which brought the total funding raised to date above the €24M mark.
Innovation Industries led the round in collaboration with Invest-NL and with existing investors Jazz Pharmaceuticals, imec.xpand, BOM and 15th Rock.
– The company intends to use the funds to execute clinical studies and further commercialize its sleep diagnostics and monitoring products in Europe and the United States.
– Onera recently relocated its headquarters to the Brainport region in Eindhoven, the Netherlands, while maintaining commercial operations in the United States.

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Total investments 16
Average round size 13M
Rounds per year 3.20
Peak activity year 2021
Lead investments 2
Follow on index 0.25
Group Appearance index 0.94

Latest deals

CompanyIndustryRound SizeDateInvestorsLocation

Ripcord

Artificial Intelligence
Digital Media
Office Administration
Robotics
SaaS
Software
$32M16 Apr 2024 Hayward, California, United States

JIZAIE

$1M11 Mar 2024 Japan

Onera Health

Medical
Medical Device
$35M16 Jan 2024 Palo Alto, California, United States

Better Place

Communities
Service Industry
$3M23 Aug 2023 Tokyo, Kantō, Japan

PETOKOTO

Pet
$4M01 Dec 2021 Japan, Yamaguchi Prefecture, Japan

Onera Health

Medical
Medical Device
$12M29 Jul 2021 Palo Alto, California, United States

Additive Manufacturing Technologies

3D Printing
Industrial Manufacturing
Machinery Manufacturing
$15M02 Jul 2021 Sheffield, England, United Kingdom

TENT Japan

Hospitality
Media and Entertainment
Rental
$1M22 Apr 2021 Chiyoda, Japan

Longan Vision

Information Services
Information Technology
Product Design
14 Oct 2020 Hamilton, Ontario, Canada
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