Focus on the game.
Leave the rest to us.
Because victory on the field
begins with security off it.
For your best moments,
in the best environment.
We support every
aspect of your life off the field.
From contract negotiations to tax planning,
and strategic second-career mapping.
From Japan to the world.
From the field to the future.
We stand behind the professionals
who dedicate their lives to baseball.
SERVICE
Contract Negotiation
- Negotiation of contract terms such as annual salary
- Transfer and Free Agency (FA) negotiations
- Review and interpretation of contractual provisions
- Coordination with teams and other relevant stakeholders
Support to Focus on Baseball
Tax Support
- Tax preparation and filing
- Tax-saving strategies
- Wealth management, etc.
Legal Support
- Dispute resolution and legal counsel
- Support for divorce and inheritance matters, etc.
Talent Management
- Media relations and publicity negotiations
- Speaker placements for seminars and sports clinics
- Sponsorship acquisition and sales support
- Event accompaniment and planning
- Social media support and management
Second Career Support
- Career transition support, including reemployment and professional training
- Support for entrepreneurship and business consulting
- Tax and legal services are provided in partnership with group firms.
OUR STRENGTH
01Expertise in Contract Negotiations
"Turning on-field performance into the highest possible evaluation." As certified agents of the Japan Professional Baseball Players Association (JPBPA), we meticulously review every detail of contract clauses, including performance incentives (add-ons), during salary negotiations, free agency (FA) filings, and transfer talks. Through strategic negotiations persuade to gain the team's understanding, we secure the most favorable terms to maximize your market value. Our contract professionals are dedicated to your success.
02Expertise in Tax and Asset Management
Professional baseball players receive high salaries and signing bonuses that require specialized tax handling different from that of standard employees. Our group's tax accounting firm has a proven track record and extensive expertise from working with numerous professional athletes.
From routine expense management and tax-saving strategies to wealth formation and tax return preparation, you can leave all complex tax matters entirely to us.
03Expertise in Handling Unforeseen Issues
Our group’s law firm resolves personal issues that could hinder your career, such as financial disputes, divorce, inheritance, and traffic accidents. We protect players from off-field risks, including defamation, privacy infringement, and stalking on social media. You can also rely on us for comprehensive crisis management in the event of any reputational incident.
ONE-STOP SERVICE
At the Protectstance Group, with our sports management company at its core, we are supported by a wide range of professionals, including Lawyers, Certified Public Accountants, Tax Accountants, Labor and Social Security Attorneys, Administrative Scriveners, Judicial Scriveners, and Patent Attorneys.
Our one-stop service provides an integrated support system through a single point of contact. We are dedicated to supporting athletes and protecting your salary, career, and life.
MEMBERS
Toshihide Isobe
Representative Director
JPBPA Certified Agent, Attorney, Tax Accountant, Administrative Scrivener, Labor & Social Security Attorney, Patent Attorney
Message
The passion I felt chasing the ball as a child still burns within me today.
I hold the utmost respect for the athletes competing in the demanding world of professional baseball, giving everything they have to every pitch and every at-bat.
As an attorney and certified tax accountant, I am committed to creating an environment where you can devote yourself 100% to the game.
Connecting your passion to the best possible results, standing as your shield, and supporting your life planning — that is my mission.
Affiliations
- Dai-ichi Tokyo Bar Association No.38698
- Tokyo Certified Tax Accountant Association No. 135888
- Tokyo Administrative Scriveners Association No.17082121
- Registered with the Tokyo Regional Immigration Services Bureau (East)
- Tokyo Labor & Social Security Attorney Association No. 1346271
- Patent Attorney Registration No. 21875
- Foreign Attorney (Taiwan Law), Member of the Taipei Bar Association (Taiwan)
Professional Experience
- 2007Entered the Legal Training and Research Institute of the Supreme Court of Japan (61st Class)
- 2009Joined a law firm in Tokyo
- 2012Founded Nakachi & Isobe Law Office (predecessor firm)
- Sept. 2014Reorganized as a Legal Professional Corporation (Representative)
- Sept. 2017Established a Tax Accountant Corporation (Representative)
- Mar. 2018Established an Administrative Scrivener Corporation (Representative)
- June 2018Established a Sports Management Company (Representative)
- Dec. 2018Established a Social Insurance and Labor Consultant Corporation (Representative)
- June 2019Established a Patent Attorney Corporation (Representative)
- Apr. 2023Established a Consulting Company (Representative)
Education
- B.A. in Japanese Literature, Sophia University
- J.D., Chuo University Law School
Major Activities
- Practical Instructor, Chuo University Law School (2009–2019)
- Auditor, Ryukyu Asteeda Sports Club(Feb. 2018-Mar. 2023)
- Member, Sports Law and Policy Association
- Representative Policyholder, Nippon Life Insurance Company（2021-）
- Outside Director, Rentracks Co., Ltd.
- Outside Auditor, Bleach Co., Ltd.
- Outside Director, Media Kobo Co., Ltd.
- Outside Director, HANDICAP CLOUD Co., Ltd.
- Outside Auditor, Lafool Co., Ltd.
- Outside Director, STARS Space Service Co., Ltd.
- Dai-ichi Tokyo Bar Association, Medical Law Research Committee
- Advisor, Preventive Medicine Promotion Association
- Visiting Professor, Professional University of Information and Management Innovation
Takashi Miyata
Director
JPBPA Certified Agent (Pending)
Message
With over 20 years of experience across all three NPB (Nippon Professional Baseball) scouting divisions — amateur, professional, and international — I am dedicated to providing full support for players at all levels as they take on new challenges.
Professional Background
- 1985–1990Japan Travel Bureau (currently JTB Corp.)
- 1991–2003Baseball Magazine Co., Ltd.
- 2004–2006Chiba Lotte Marines Co., Ltd.
- 2006–2009Orix Baseball Club Co., Ltd. (Orix Buffaloes)
- 2010–2011Nihon Unisys, Ltd. (currently BIPROGY Inc.)
- 2011–2020Seibu Lions Co., Ltd. (Saitama Seibu Lions)
- 2021–2025Orix Baseball Club Co., Ltd. (Orix Buffaloes)
Education
- 1985 B.A. in Political Science and Economics, Waseda University
Kouhei Suzuki
Head of Athlete Management
JPBPA Certified Agent (Pending)
Message
During my playing career, I often felt anxious because I lacked sufficient information regarding contracts and future career design. This experience made me realize the vital need for a support system that allows players to focus entirely on baseball. My mission is to be that reliable presence off the field, providing the foundation players need to dedicate themselves fully to the game.
Professional Background
- 2017–2018Hitachi, Ltd. Baseball Club
- 2018–2023Orix Buffaloes
- 2023–2024Yomiuri Giants
- 2024–2025Tokyo Yakult Swallows
Education
- 2017 B.A. in Physical Education, International Budo University
COMPANY
| Company Name | Protectstance Sports Management Co., Ltd. |
|---|---|
| Representative Director | Toshihide Isobe |
| Phone & Fax | TEL:＋81-3-6268-9517 FAX:＋81-3-6268-9518 |
| Address | 10-1, Yurakucho 2-Chome, Chiyoda-ku, Tokyo 100-0006, Japan |
| Business Partner | Premier Talent Sports and Entertainment, a New York LLC |
| Bank | MUFG Bank, Ltd. |
Access
JR Yamanote Line / Keihin-Tohoku Line:1-minute walk from the Kyobashi Exit of Yurakucho Station
Tokyo Metro Yurakucho Line:1-minute walk from Exit D8 of Yurakucho Station