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J-Star Co.

J-Star Co.

J-Star Co. is a private equity investment company focusing on management buyout investment activities. The firm focuses on the healthcare, business outsourcing, IT/Service, manufacturing, media, transport, retail, and financial sectors. It seeks to invest in subsidiary companies of enterprise groups, independent Japanese offices of foreign companies, business successions and revitalization, privatization of listed companies and companies requiring adjustments to corporate structure.

Investor Status
Actively Seeking New Investments
Trade Association
Principles for Responsible Investment (PRI)
Year Founded
Primary Investor Type
Primary Office
  • Shin-Yurakucho Building 2nd Floor
  • 1-12-1 Yurakucho,Chiyoda-ku
  • Tokyo, 100-0006
  • Japan

+81 00-0000-0000

J-Star Co. Investments (36)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
0000 22-Jan-2018 0000000000 Internet Retail Generating Revenue 0000000 000000 0000
00000 0000000 09-Jan-2018 00 000000000 Other Commercial Services Generating Revenue
0000000 00000 09-Jan-2018 0000000000 Restaurants and Bars Generating Revenue
00000000 18-Dec-2017 0000000000 Restaurants and Bars Generating Revenue
FORPETS 31-Oct-2017 Buyout/LBO Other Services (B2C Non-Financial) Generating Revenue 0000000 000000 0000
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J-Star Co. Exits (12)

Company Name Exit Date Exit Type Exit Size Status Buyers
00000 0000 0000000 20-Aug-2019 000000000000000000 Completed
  • 000000000 00000000
00000 00000000 00. 28-Dec-2017 00000000 000000 00 Completed
00000000 00000 15-Dec-2017 000000000000000000 0000 Completed
  • 00000 000
00000 000000 31-Aug-2017 0000000000 Completed
Primagest 18-Jul-2017 Merger/Acquisition Completed
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J-Star Co. Team (24)

Name Title Deals Funds Boards Office Contact
Gregory Rokuro Hara Founder, Chief Executive Officer, Managing Partner & Head of Investment Committee 00 0 Tokyo, Japan
Hideaki Sakurai Founding Member & Managing Partner Tokyo, Japan
Kenichi Harada Managing Partner & Founding Member 0 0 0 Tokyo, Japan
Satoru Arakawa Partner Tokyo, Japan
Tatsuya Yumoto Partner 0 Tokyo, Japan

5 Former Team Members

You’re viewing 5 of 24 team members. Get the full list »