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J-STAR Co., Ltd.

J-STAR Co., Ltd.

Overview

J-STAR Co., Ltd. is a Japanese private equity firm focused on providing solutions to small and mid-sized companies through buyouts and investments, often addressing business succession and reorganization challenges.

Year Founded

2006

Portfolio Companies

5

Investments

J-STAR Co., Ltd. investments
CompanyDateStageLead
jinjer Co., Ltd.Sep 2024Buyout/LBOLead
Miraie Co., Ltd.Apr 2023Growth EquityLead
paiza Inc.Aug 2022Series BCo-investor
paiza Inc.Mar 2020Buyout/LBOLead
paiza Inc.Jan 2020M&ALead

Key People

Gregory Hara

Chief Executive And Managing Partner, Chairman Of The Investment Committee

HUAN ZHAO

Partner パートナー

Kazumasa Ohara

Partner, Value Creation, Principal, Value Creation

Kenta Shima

Partner, Investor Relations And Operations

Tatsuya Yumoto

Partner

中嶋将良

Partner, Principal

Atsushi Ayabe

Principal, Head Of Operations

Keita Ozawa

Principal

Satoshi Fujitani

Principal

安達則男

Principal

Kazumasa Kodaira

Investor Relations (fundraising, Communications With Investors And Media)

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

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FAQ

Firmographic Details

HeadquartersTokyo
Year Founded2006

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