Oct 1976 Founded the Company; assumed office as Representative Director, President and Principal Feb 1987 Established GAKKYUSHA U.S.A. CO., LTD.; assumed office as Director Feb 2000 Assumed office as Representative Director, President of Interedu.com Co., Ltd. Jun 2003 Assumed office as Director, Representative Executive Officer, President, Chairman of the Board and Principal of the Company Jan 2008 Assumed office as Representative Director, Chairman of Shingakusha Co., Ltd. (now the Company) Sep 2016 Assumed office as Director of Interedu.com Co., Ltd. Apr 2017 Assumed office as Director, Representative Executive Officer, Chairman and Principal of the Company Sep 2017 Assumed office as Director, Chairman, Representative Executive Officer, President and Principal of the Company Oct 2023 Assumed office as Director, Chairman, Representative Executive Officer, CEO and Principal of the Company (current)

Apr 2001 Joined Shinkensha Co., Ltd. (formerly Shingakusha Co., Ltd., now the Company) Jun 2010 Assumed office as Executive Officer of Shingakusha Co., Ltd. (now the Company) Jul 2011 Assumed office as Director of Shingakusha Co., Ltd. (now the Company) Mar 2013 Assumed office as Executive Officer of the Company Mar 2016 Assumed office as Deputy General Manager, Academic Affairs Division of the Company Mar 2017 Assumed office as Deputy General Manager, Elementary and Junior High School Division of the Company Apr 2019 Assumed office as Managing Executive Officer and General Manager, Elementary and Junior High School Division Apr 2020 Assumed office as Senior Managing Executive Officer and General Manager, Elementary and Junior High School Division Apr 2021 Assumed office as Executive Vice President and General Manager, Elementary and Junior High School Division Jun 2021 Assumed office as Director and Executive Vice President, General Manager, Elementary and Junior High School Division Oct 2021 Assumed office as Director and Executive Vice President, Acting Principal Sep 2022 Assumed office as Director and Executive Vice President, General Manager, Elementary and Junior High School Division, and Acting Principal Oct 2023 Assumed office as Director, Representative Executive Officer, President and COO Feb 2026 Assumed office as Chairman of Interedu.com Co., Ltd. (current) Jun 2026 Assumed office as Director, Vice Chairman and Executive Officer of the Company (current)

Mar 2005 Joined Shingakusha Co., Ltd. (now the Company) Mar 2026 Assumed office as General Manager, Elementary and Junior High School Division of the Company Apr 2026 Assumed office as Executive Officer and General Manager, Elementary and Junior High School Division Jun 2026 Assumed office as Director, Representative Executive Officer, President and General Manager, Elementary and Junior High School Division (current)

Mar 2015 Joined the Company Sep 2020 Assumed office as Head of Junior High School Department Sep 2023 Assumed office as General Manager, General Affairs Department Mar 2024 Assumed office as General Manager, General Affairs and Human Resources Department Jul 2024 Assumed office as Deputy General Manager, Administration Division and General Manager, General Affairs and Human Resources Department Mar 2025 Assumed office as Executive Officer, General Manager, Administration Division and General Manager, General Affairs and Human Resources Department Jun 2025 Assumed office as Director, Executive Officer, General Manager, Administration Division and General Manager, General Affairs and Human Resources Department Feb 2026 Assumed office as Director of Interedu.com Co., Ltd. (current) Mar 2026 Assumed office as Director of GAKKYUSHA U.S.A. CO., LTD. (current) Apr 2026 Assumed office as Director, Managing Executive Officer, General Manager, Administration Division and General Manager, General Affairs and Human Resources Department Jun 2026 Assumed office as Director, Senior Managing Executive Officer, General Manager, Administration Division and General Manager, General Affairs and Human Resources Department (current)

Aug 2008 Joined the Company Sep 2010 Assumed office as General Manager, Finance Department Jun 2011 Assumed office as Auditor of Interedu.com Co., Ltd. Jul 2016 Joined Create Restaurants Holdings Inc. Jun 2018 Rejoined the Company; assumed office as General Manager, Finance Department Jun 2018 Assumed office as Auditor of Interedu.com Co., Ltd. (current) Apr 2020 Assumed office as Executive Officer and General Manager, Finance Department May 2023 Assumed office as Executive Officer, Deputy General Manager, Administration Division and General Manager, Finance Department Apr 2024 Assumed office as Director of GAKKYUSHA U.S.A. CO., LTD. (current) Jun 2026 Assumed office as Director, Executive Officer, Deputy General Manager, Administration Division and General Manager, Finance Department (current)

Apr 2007 JSPS Research Fellow (DC2), Japan Society for the Promotion of Science Jan 2011 Project Researcher, Security Studies Unit, Vision Research Center for Public Policy, the University of Tokyo Apr 2013 JSPS Research Fellow (PD), Japan Society for the Promotion of Science Feb 2015 Established Yamaneko Research Institute Co., Ltd. Mar 2016 Lecturer, Vision Research Center for Public Policy, the University of Tokyo Mar 2019 Assumed office as Representative Director of Yamaneko Research Institute Co., Ltd. (current) Sep 2021 Assumed office as Special Advisor to the Company Jun 2022 Assumed office as Director of the Company (current)

Jan 2008 Professor, Faculty of Medicine, Hamamatsu University School of Medicine (current) Apr 2016 Director, International Mass Imaging Center (current) Apr 2021 Director General, Photon Medical Research Promotion Organization (current) Apr 2024 Professor, Institute for Medical Photonics Research, Hamamatsu University School of Medicine (current) Jun 2024 Assumed office as Director of the Company (current) Apr 2025 Assumed office as Vice Director, Institute for Medical Photonics Research (current)

Feb 1991 Joined the Company Feb 2004 Assumed office as General Manager, Individual Instruction Department May 2005 Assumed office as Executive Officer, General Manager, University Entrance Examination Division and General Manager, Individual Instruction Division Jan 2007 Assumed office as Executive Officer and General Manager, Individual Instruction Division Aug 2013 Assumed office as Deputy General Manager, Individual Instruction Division Mar 2014 Assumed office as Executive Officer and General Manager, Individual Instruction Department Apr 2020 Assumed office as Executive Officer and General Manager, Individual Instruction Division Jul 2022 Assumed office as Managing Executive Officer and General Manager, Individual Instruction Division Apr 2025 Assumed office as Senior Managing Executive Officer, General Manager, Elementary and Junior High School Division and General Manager, Individual Instruction Division Jun 2025 Assumed office as Director, Senior Managing Executive Officer and General Manager, Academic Affairs Division Mar 2026 Assumed office as Director and Senior Managing Executive Officer Jun 2026 Assumed office as Director and Executive Officer (current)

Jan 2016 Registered with the Tokyo Bar Association Jun 2020 Opened Hibiya Harumi-dori Law Office; assumed office as Partner (current) Jun 2026 Assumed office as Director of the Company (current)