TOSEI - Key Persons


Hideki Nakanishi

Job Titles:
  • Director
  • Director, COO and Senior Executive Officer

Hiroyasu Yoneda

Job Titles:
  • Director
  • Managing Executive Officer

Hiroyuki Kobayashi

Job Titles:
  • Director
  • Independent Director
  • Outside Director
Outside Director Hiroyuki Kobayashi, has extensive experience and expert knowledge, accumulated mainly at major financial institutions. With his objective monitoring and proposals based on his abundant experience and expertise, he has been contributing to more active discussion at Board of Directors meetings and improvement of its effectiveness. The Company considers that he is indispensable for the maintenance and improvement of corporate governance structure for further expansion of the Group and enhancing the checking functions in the future while paying attention to ESG issues.

Hitoshi Oshima

Job Titles:
  • Director
  • Executive Officer

Hitoshi Yagi

Job Titles:
  • Full - Time Outside Audit & Supervisory Board Member
  • Outside Audit & Supervisory Board Member ( Full - Time )
  • Outside Audit & Supervisory Board Members ( Full - Time ) 22 / 22 / 2 / 2
Full-time Outside Audit & Supervisory Board Member Hitoshi Yagi has extensive experience in the auditing divisions of major financial institutions and professional insight based on his qualifications as a Certified Internal Auditor (CIA) and a Certified Information Systems Auditor (CISA). Utilizing such experience and knowledge, the Company believes that he can perform his role to ensure the adequacy and appropriateness of the Company's management.

IR Calender

Job Titles:
  • Stock & Shareholder Information

Kenichi Shohtoku

Job Titles:
  • Director
  • Independent Director
  • Outside Director
Outside Director Kenichi Shohtoku, a certified public accountant, he has an extensive experience and knowledge including those relating to overseas business. He has provided invaluable advice on various occasions such as the Board of Directors' meetings of the Company, liaison meetings with the Audit & Supervisory Board Members of the Company, etc. and has worked energetically to enhance the governance system of the Company and the Group as well as to ensure the appropriateness of financial reporting. The Company considers that he is indispensable for the maintenance and improvement of corporate governance structure for further expansion of the Group and enhancing the checking functions in the future while paying attention to ESG issues.

Mai Ishiwatari

Job Titles:
  • Director
  • Independent Director
  • Outside Director
Outside Director Mai Ishiwatari possesses a high level of expertise and global knowledge of corporate legal affairs accumulated mainly at domestic and international law firms. Accordingly, we believe that she will be able to provide objective supervision and proposals that will contribute to legal compliance of the Group's business. Furthermore, she has been involved in corporate management at multiple companies in recent years. The Company believes that she will be able to contribute to the Group's further growth and enhancement of corporate governance by adopting her external viewpoint based on her knowledge and experience to ensure neutrality in management.

Masaaki Watanabe

Job Titles:
  • Director
  • Managing Executive Officer
  • Member of the Executive Officers Team
  • Managing Executive Officer ( in Charge of Corporate Management Department )

Masao Yamanaka

Job Titles:
  • Outside Director

Noboru Hirano

Job Titles:
  • Director
  • CFO and Senior Executive Officer

Nobuto Fujiwara

Job Titles:
  • Member of the Executive Officers Team
  • Managing Executive Officer ( in Charge of Asset Solution Department 4 )

Osamu Doi

Job Titles:
  • Outside Audit & Supervisory Board Member ( Part - Time )
  • Outside Audit Supervisory Board Member
Outside Audit Supervisory Board Member Osamu Doi has abundant experience at major security companies and at companies that conduct investment banking activities as well as specialist knowledge. Based on such experience and knowledge, the Company believes that he can perform a role in ensuring the adequacy and appropriateness of the Company's management.

Ryoji Nishimoto

Job Titles:
  • Member of the Executive Officers Team
  • Executive Officer ( in Charge of DX Promotion Department )

Satoshi Shiwaku

Job Titles:
  • Member of the Executive Officers Team
  • Executive Officer ( in Charge of Architecture Planning Department )

Seiichiro Yamaguchi - CEO, President

Job Titles:
  • CEO
  • Director
  • President

Shunsuke Yamaguchi

Job Titles:
  • Director
  • Executive Officer
  • Managing Executive Officer

Tatsuki Nagano

Job Titles:
  • Outside Audit & Supervisory Board Member ( Part - Time )
Outside Audit & Supervisory Board Member Tatsuki Nagano has experience at major financial institutions and continues to be involved in corporate management. Based on his extensive experience and high level of expert insight, the Company believes he can perform a role in ensuring the adequacy and appropriateness of the Company's management.

Toshinori Kuroda

Job Titles:
  • Full - Time Outside Audit & Supervisory Board Member
  • Outside Audit & Supervisory Board Member ( Full - Time )
  • Outside Audit & Supervisory Board Members ( Full - Time ) 22 / 22 -
Full-time Outside Audit & Supervisory Board Member Toshinori Kuroda has abundant experience at major financial institution as well as specialist knowledge based on his qualification as Master of Business Administration (MBA) and Certified Internal Auditor (CIA). Utilizing such experience and knowledge, the Company believes that he can perform a role in ensuring the adequacy and appropriateness of the Company's management.