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Address16F Shibuya Infoss Tower, 20-1Sakuragaokacho, Shibuya-ku, Tokyo, 150-0031, Japan
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About us

Our Mission
Creating as many careers as there are people.

Our Mission

What comes to mind when you hear the word "career"? Career path? Career plans? In an era of constant change, the conventional definitions of these terms are no longer enough.

Neither individuals nor corporations can be fulfilled by the "standard solutions" of the past. What is needed are unique solutions that lead to their own specific futures— and the freedom to access and choose them.

That is why ONE CAREER focuses on the data.

We collect and visualize all data related to job selection, opening it up for everyone to use freely.

By bringing transparency to an industry that has long been a black box, we enable as many unique careers as there are people.

That is the mission of ONE CAREER.

What comes to mind when you hear the word "career"? Career path? Career plans? In an era of constant change, the conventional definitions of these terms are no longer enough.

Neither individuals nor corporations can be fulfilled by the "standard solutions" of the past. What is needed are unique solutions that lead to their own specific futures— and the freedom to access and choose them.

That is why ONE CAREER focuses on the data.

We collect and visualize all data related to job selection, opening it up for everyone to use freely.

By bringing transparency to an industry that has long been a black box, we enable as many unique careers as there are people.

That is the mission of ONE CAREER.

ONE CAREER5 Core Values

  • End-User First

    We constantly ask ourselves whom we serve. We seek to understand our users’ true aspirations and the genuine value they need, and we remain dedicated to delivering both.

  • Essential and Long-Term Thinking

    We look beyond immediate concerns to stay focused on our broader purpose. By learning from history, we are committed to creating long-term value through continuous innovation.

  • Discovering Personal Strengths

    We define "strengths" not merely as skills, but as the innate qualities that come naturally to each individual. We believe that enabling people to leverage their individual strengths allows teams to perform at their best.

  • Pursuing Success Together

    To pursue what is truly valuable, we embrace change as an ally. We support one another as we take on bold challenges together.

  • Integrity and Respect

    Trust is the foundation of everything we do. We approach every person and every endeavor with sincerity and respect, while strictly upholding all laws, regulations, and social norms.

From our foundingto the present day

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Board 
Members​

Our management team has conducted business with sincerity since their twenties and strives to build a more transparent society.

Directors

Executive Officers

TAKASHI MIYASHITA
Representative Director / President & CEO / Executive Officer
2010 Joined Mars Japan Limited
2010 Founded Tryf Inc.
2015 Founded ONE CAREER Inc.
ARIHIRO NAGASAWA
Director / Executive Vice President & COO / Executive Officer
2011 Joined an IT venture company
2014 Joined Tryf Inc.
2015 Joined ONE CAREER Inc.; appointed Director & COO
2020 Appointed Director & Executive Vice President of ONE CAREER Inc.
TOMOAKI KIMURA
Director / CFO / Executive Officer
2011 Joined Deloitte Touche Tohmatsu LLC
2014 Registered as Certified Public Accountant (CPA)
2016 Seconded to Deloitte Touche Tohmatsu Financial Advisory LLC
2020 Established Kimura Tomoaki CPA Office
2020 Appointed Full-time Outside Audit & Supervisory Board Member of ONE CAREER Inc.
2022 Appointed Executive Officer of ONE CAREER Inc.
2026 Appointed Director of ONE CAREER Inc.
SHIMPEI TAKAGI
Outside Director
2010 Joined Hakuhodo Inc.
2015 Founded NEWPEACE Inc.; appointed Representative Director
2019 Appointed Outside Director of ONE CAREER Inc.
YUKIKO NISHIURA
Outside Director (Full-time Audit and Supervisory Committee Member)
2008 Joined Ernst & Young ShinNihon LLC (currently EY ShinNihon LLC)
2012 Registered as a Certified Public Accountant (CPA)
2020 Established Nishiura CPA Office
2020 Appointed Outside Director (Audit and Supervisory Committee Member), Future Corporation
2021 Appointed Outside Corporate Auditor, JTOWER Inc.
2026 Appointed Outside Director (Full-time Audit and Supervisory Committee Member), ONE CAREER Inc.
SHINICHI MISAWA
Outside Director (Audit and Supervisory Committee Member)
1989 Joined Daiwa Securities Co. Ltd.
1997 Appointed President and Representative Director, D. Brain Securities Co., Ltd.
1999 Joined transcosmos inc.
2004 Appointed Senior Executive Director and CFO, transcosmos inc.
2006 Appointed Representative Director, Co-Creation Partners, Inc.
2008 Appointed Outside Director, Macromill, Inc.
2009 Appointed Outside Corporate Auditor, FRONTIER INTERNATIONAL INC.
2011 Appointed Outside Director, Zappallas, Inc.
2016 Appointed Outside Director (Audit and Supervisory Committee Member), JIG-SAW INC.
2019 Appointed Outside Corporate Auditor, ONE CAREER Inc.
2020 Appointed Outside Director (Audit and Supervisory Committee Member), Kudan Inc.
2022 Appointed Outside Director (Audit and Supervisory Committee Member), ONE CAREER Inc.
OSAMU TAKAHASHI
Outside Director (Audit and Supervisory Committee Member)
2003 Joined SHL Japan Ltd.
2010 Entered the Legal Training and Research Institute of the Supreme Court of Japan
2012 Registered as an Attorney at Law
2012 Joined Komatsu Ltd.
2015 Joined Baidu Japan Inc.
2019 Joined City Lights Law Office
2020 Appointed Outside Corporate Auditor, ONE CAREER Inc.
2022 Appointed Outside Director (Audit and Supervisory Committee Member), ONE CAREER Inc.
YUIGA KITANO
Senior Executive Officer, CSO
2010 Joined Hakuhodo Inc.
2013 Resigned from Hakuhodo; studied abroad in the U.S. and Taiwan.
2015 Joined Boston Consulting Group (BCG)
2016 Joined ONE CAREER Inc.; appointed Executive Officer
2020 Appointed Director of the Board
SHINTARO TANAKA
Executive Officer, CIO
2013 Founded Mist Technologies Inc.
2018 Joined ONE CAREER Inc.
2019 Appointed Executive Officer
YUSUKE OGAWA
Executive Officer, CHRO
2015 Joined Recruit Lifestyle Co., Ltd.
2017 Joined ONE CAREER Inc.
2021 Appointed Executive Officer
SHUNSUKE IWAMOTO
Executive Officer, CTO
2016 Joined DataX Co., Ltd.
2020 Joined ONE CAREER Inc.
2022 Appointed Executive Officer
SHUNICHI ATSUCHI
Executive Officer, CMO
2015 Joined Kirin Holdings Company, Limited.
2022 Seconded to Lion Co.
2023 Joined ONE CAREER Inc.
2024 Appointed Executive Officer
RYO ITO
Executive Officer
2019 Joined ONE CAREER Inc.
2022 Appointed Executive Officer
KUMPEI TADA
Executive Officer
2017 Joined ONE CAREER Inc.
2025 Appointed Executive Officer
SHU IWATA
Executive Officer
2018 Joined ONE CAREER Inc.
2026 Appointed Executive Officer
RYO TSUMURA
Executive Officer
2013 Joined Shimizu Corporation
2019 Joined Deloitte Tohmatsu Consulting LLC
2021 Joined ONE CAREER Inc.
2026 Appointed Executive Officer
TAKUYA YAMAGUCHI
Executive Officer
2016 Joined Live Revolution, Inc.
2020 Joined Crassone Co., Ltd.
2022 Joined ONE CAREER Inc.
2026 Appointed Executive Officer

Company 
Profile

Company Name

ONE CAREER Inc.

Location

16F Shibuya Infoss Tower, 20-1 Sakuragaokacho, Shibuya-ku, Tokyo,
150-0031, Japan

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Management Team
  • President / Executive Officer & CEOTakashi Miyashita
  • Executive Vice President / Executive Officer & COOArihiro Nagasawa
  • Director / Executive Officer & CFOTomoaki Kimura
  • Outside DirectorShimpei Takagi
  • Outside Director (Full-time Audit & Supervisory Committee Member)Yukiko Nishiura
  • Outside Director (Audit & Supervisory Committee Member)Shinichi Misawa
  • Outside Director (Audit & Supervisory Committee Member)Osamu Takahashi
Business Description

Career Data Platform Business (Recruitment Support Services, etc.)

Securities Code

4377 (TSE Growth)

Privacy Mark Registration Number

No. 21004655

Established

August 18, 2015

Our 
Clients

*Excerpts