

Board of Directors
Directors

President & CEOShiro Ajisaka
April 1978 | Joined Tamron Co., Ltd. |
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April 1990 | President, TAMRON Europe GmbH. |
January 2005 | Executive Officer, General Manager, Overseas Sales & Marketing Unit, Tamron Co., Ltd. |
January 2008 | Senior Executive Officer, General Manager, Overseas Imaging Products Business Unit, Tamron Co., Ltd. |
March 2010 | Director, Tamron Co., Ltd. |
March 2013 | Managing Director, Tamron Co., Ltd. |
March 2014 | Senior Managing Director, Tamron Co., Ltd. |
March 2015 | Corporate Vice President, Tamron Co., Ltd. |
March 2016 | President & CEO, Tamron Co., Ltd. (current post) |

Corporate Vice PresidentShogo Sakuraba
April 1981 | Joined Tamron Co., Ltd. |
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January 2005 | Executive Officer, General Manager, Optical Design & Engineering R & D Unit, Tamron Co., Ltd. |
January 2008 | Senior Executive Officer, General Manager, Optical Design & Engineering R & D Unit, Tamron Co., Ltd. |
March 2014 | Director, Tamron Co., Ltd. |
March 2016 | Corporate Vice President, Tamron Co., Ltd. (current post) |

Managing DirectorHiroshi Otsuka
June 2006 | Joined Tamron Co., Ltd. |
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April 2010 | Executive Officer, General Manager, Technology Development Strategic Planning Board, General Manager, Legal & IP Management Board, Tamron Co., Ltd. |
January 2015 | Executive Officer, General Manager, Corporate Business Planning & Administration Board, Tamron Co., Ltd. |
April 2015 | Senior Executive Officer, General Manager, Corporate Business Planning & Administration Board, Tamron Co., Ltd. |
March 2016 | Director, Tamron Co., Ltd. |
March 2020 | Managing Director, Tamron Co., Ltd. (current post) |

Managing DirectorShenghai Zhang
January 1997 | Joined Tamron Co., Ltd. |
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April 2010 | Executive Officer, Tamron Co., Ltd., Managing Director, TAMRON OPTICAL (FOSHAN) CO., LTD. |
April 2014 | Senior Executive Officer, Tamron Co., Ltd., Managing Director, TAMRON OPTICAL (FOSHAN) CO., LTD. |
March 2016 | Director, Tamron Co., Ltd. |
March 2020 | Managing Director, Tamron Co., Ltd. (current post) |

Managing DirectorMakoto Otani
April 1984 | Joined Tamron Co., Ltd. |
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April 2012 | Executive Officer, General Manager, OEM Component Business Unit, Tamron Co., Ltd. |
March 2015 | Executive Officer, General Manager, Industrial Optics Business Unit, Tamron Co., Ltd. |
April 2016 | Senior Executive Officer, General Manager, Industrial Optics Business Unit, Tamron Co., Ltd. |
March 2018 | Director, Tamron Co., Ltd. |
March 2023 | Managing Director, Tamron Co., Ltd. (current post) |

Managing DirectorTomohide Okayasu
December 2000 | Joined Tamron Co., Ltd. |
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April 2012 | Executive Officer, General Manager, Product Development Management & Administration Unit, Tamron Co., Ltd. |
January 2014 | Executive Officer, General Manager, Imaging Products Business Unit, Tamron Co., Ltd. |
April 2016 | Senior Executive Officer, Tamron Co., Ltd. |
April 2017 | Senior Executive Officer, Tamron Co., Ltd. Vice Chairman, TAMRON USA, INC. |
March 2018 | Director, Tamron Co., Ltd. |
March 2023 | Managing Director, Tamron Co., Ltd. (current post) |

Director (Outside)Yuichi Sato
April 1978 | Joined Tokyo Shibaura Electric Co., Ltd. (now Toshiba Corporation) |
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January 1980 | Assistant, School of Engineering, Tokyo Institute of Technology |
April 1983 | Assistant Professor, Faculty of Engineering, Saitama University |
April 1994 | Professor, Faculty of Engineering, Saitama University |
April 2010 | Dean, Faculty of Engineering, Saitama University |
April 2013 | Dean, Graduate School of Science and Engineering, Saitama University |
April 2014 | Executive Director, Vice President, Saitama University National University Corporation |
March 2018 | Outside Director, Tamron Co., Ltd. (current post) |

Director (Outside)Harumi Katagiri
November 1993 | Joined Asahi & Co. (now KPMG AZSA LLC) |
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April 1998 | Registered as a certified public accountant in Japan |
March 2000 | Joined Century Audit Corporation (now Ernst & Young Shin Nihon LLC) |
July 2009 | Member of Shin Nihon LLC (now Ernst & Young Shin Nihon LLC) |
July 2017 | Opened the Harumi Katagiri certified public accountants’ office (current post) |
March 2018 | Outside Director, Tamron Co., Ltd. (current post) |
June 2019 | Supervisory Director, Mori Trust Sogo Reit, Inc. (current post) |
June 2019 | Outside Director, Japan Asia Investment Company, Limited (current post) |

Director (Outside)Eriko Ishii
October 2004 | Registered as an attorney |
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October 2004 | Joined Mori Hamada & Matsumoto LPC |
February 2011 | Registered as an attorney in the State of New York (current post) |
April 2016 | Part-time lecturer of Keio University Law School (current post) |
July 2016 | Partner of Shin Saiwai Law Office (current post) |
June 2018 | Outside director of Sophia Holdings Co., Ltd. (current post) |
December 2018 | Outside Corporate Auditor of SmartDrive Inc. (current post) |
May 2019 | Supervisory Director of Canadian Solar Infrastructure Fund, Inc. (current post) |
June 2019 | Outside Corporate Auditor of ALMAD, INC. (current post) |
March 2021 | Outside Director, Tamron Co., Ltd. (current post) |
March 2021 | Outside Director of Sun Asterisk Inc. (current post) |
October 2022 | Executive Director of Ichigo Hotel REIT Investment Corporation (current post) |

Director (Outside)Fumio Suzuki
April 1973 | Joined NIHON KOHDEN CORPORATION |
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April 1994 | Director and President Nihon Kohden America, Inc. |
April 1998 | General Manager of Corporate Planning Department, NIHON KOHDEN CORPORATION |
April 1999 | General Manager of Human Resources Department, NIHON KOHDEN CORPORATION |
June 1999 | Director, NIHON KOHDEN CORPORATION |
June 2003 | Managing Director, NIHON KOHDEN CORPORATION |
June 2007 | Corporate Director and Executive Operating Officer, NIHON KOHDEN CORPORATION |
June 2008 | Representative Director and President, NIHON KOHDEN CORPORATION |
June 2015 | Chairman and CEO, NIHON KOHDEN CORPORATION |
March 2022 | Outside Director, Tamron Co., Ltd. (current post) |
Audit & Supervisory Board

Full-Time Corporate AuditorTakahiro Yamaguchi
March 1982 | Joined Tamron Co., Ltd. |
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April 2015 | General Manager, Internal Audit & Supervision Board, Tamron Co., Ltd. |
April 2022 | Meister, Internal Audit & Supervision Board, Tamron Co., Ltd. |
March 2023 | Corporate Auditor, Tamron Co., Ltd. (current post) |

Full-Time Corporate Auditor (Outside)Takashi Hirayama
April 1980 | Joined the Saitama Bank, Ltd. (the present Saitama Resona Bank, Ltd.) |
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June 2005 | Executive Officer, Saitama Resona Bank, Ltd. |
January 2008 | Managing Executive Officer in charge of finance and IPO preparation of AGS Corporation |
June 2010 | Corporate Auditor of AGS Business Computer Corporation |
May 2011 | General Manager of Information Processing Division, Managing Executive Officer of AGS Corporation |
October 2015 | Managing Executive Officer in charge of operational audits of AGS Corporation |
March 2019 | Outside Corporate Auditor, Tamron Co., Ltd. (current post) |

Corporate Auditor (Outside)Masaya Nara
September 1990 | Joined Yasuda Trust & Banking Co., Ltd. (the present Mizuho Trust & Banking Co., Ltd.) |
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April 2009 | Executive officer, General Manager of Investment Planning Division of Mizuho Trust & Banking Co., Ltd. |
June 2011 | Full-time corporate auditor of Mizuho Trust & Banking Co., Ltd. |
April 2014 | Senior managing director of Mizuho Realty Co., Ltd. |
January 2017 | Registered as an attorney |
March 2019 | Outside Corporate Auditor, Tamron Co., Ltd. (current post) |
January 2020 | Partner of Torikai Law Office (current post) |
June 2021 | Outside Auditor of RISO KAGAKU CORPORATION (current post) |
June 2022 | Outside Director of Kumagai Gumi Co., Ltd. (current post) |

Corporate Auditor(Outside)Takashi Ueda
April 1981 | Joined the Saitama Bank, Ltd (the present Saitama Resona Bank, Limited) |
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May 1997 | General Manager of Isogo Branch of Asahi Bank, Ltd. (the present Resona Bank, Limited and Saitama Resona Bank, Limited) |
June 2003 | General Manager of Tokyo Sales Department 3 of Resona Bank, Limited |
April 2008 | General Manager of Saitama Sales Department of Saitama Resona Bank, Limited |
June 2009 | Executive Officer in charge of the Tokyo metropolitan area (Block) of Resona Bank, Limited |
June 2011 | Senior Managing Director of Resona Card Co., Ltd. |
June 2017 | Executive Officer In charge of Administration General Affairs & Human Resources Dept., Administrative Management Unit and Overseas Business Department of FUJISASH CO.,LTD. |
April 2020 | Executive Officer in charge of Group Internal Control and Audit Department of FUJISASH CO.,LTD. |
June 2020 | Director of FUJISASH CO.,LTD. (current post) |
May 2021 | Executive Officer in charge of Group Internal Control and Business Administrations Dept., Business Management Unit of FUJISASH CO.,LTD. |
June 2021 | Managing Executive Officer In charge of Group Internal Control and Business Administrations Dept., Business Management Unit of FUJISASH CO.,LTD. (current post) |
March 2023 | Outside Corporate Auditor, Tamron Co., Ltd. (current post) |
Classification | Name | 2022 Activity status(attendance rate) |
Director | Yuichi Sato | Attended all 18 meetings of the Board of Directors held during the fiscal year. He has fulfilled his role properly, making appropriate remarks based on his wealth of experience as an executive director and vice president of Saitama University, especially in regard to research and development. |
Director | Harumi Katagiri | Attended all 18 meetings of the Board of Directors held during the fiscal year. She has fulfilled her role properly, making appropriate remarks based on her professional knowledge and experience as a certified public accountant, especially in regard to finance and accounting. |
Director | Eriko Ishii | Attended all 18 meetings of the Board of Directors held during the fiscal year. She has fulfilled her role properly, making appropriate remarks based on her professional knowledge and experience as a lawyer and her knowledge and experience as a director and corporate auditor of other companies, especially in regard to corporate legal affairs in general and M&A. |
Director | Fumio Suzuki | He attended all 14 Board of Directors meetings held since taking office. He has fulfilled his role properly, making appropriate remarks based on his experience in corporate management and his wide knowledge and experience in the healthcare industry. |
Corporate Auditor | Takashi Hirayama | He attended all 18 Board of Directors meetings and all 15 Audit & Supervisory Board meetings held during the fiscal year. He has made appropriate remarks based on his wealth of business experience at financial institutions and the knowledge and experience of auditors and audit departments of other companies. |
Corporate Auditor | Masaya Nara | He attended all 18 Board of Directors meetings and all 15 Audit & Supervisory Board meetings held during the fiscal year. He has made appropriate remarks based on his professional knowledge and experience as a lawyer and his knowledge and experience as directors and corporate auditors of other companies. |