Apr 1989: Joined Topy Industries, Ltd. May 2003: Rolling Technology Group Leader, Development Technology Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Oct 2008: Group Leader, Large-Section Rolling Group, Rolling Mill, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2010: Assigned to Development Technology Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2011: General Manager, Development Technology Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Oct 2011: General Manager, Production Technology Department, concurrently Group Leader, Steelmaking Technology Group, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Oct 2012: General Manager, Production Technology Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2013: Corporate Planning Department, Topy Industries, Ltd. Apr 2015: Plant Manager, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2016: Executive Officer, Plant Manager, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2018: Executive Officer, Acting General Manager, Technology Department, Topy Industries, Ltd. Oct 2018: Executive Officer, Acting General Manager, Technology Department, concurrently Group Leader, Technology Management Group, Topy Industries, Ltd. Apr 2019: Executive Officer, General Manager, IoT Promotion Department, Topy Industries, Ltd. Apr 2020: Senior Executive Officer, General Manager, Technology Department, Topy Industries, Ltd. Oct 2021: Senior Executive Officer, General Manager, Business Development Strategy Center, Topy Industries, Ltd. Apr 2024: Managing Executive Officer, General Manager, Business Development Strategy Center, Topy Industries, Ltd. Apr 2025: Senior Managing Executive Officer, the Company Jun 2025: Representative Director, President, the Company (current)

Apr 1988: Joined Topy Industries, Ltd. Jun 2004: Group Leader, Technology Group No. 1, Technology Department, Steel Structures Business Division, Topy Industries, Ltd. Sep 2006: Quality Assurance Group, Development Technology Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2010: Group Leader, Quality Assurance Group, Development Technology Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2013: General Manager, Production Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2015: General Manager, Technology Management Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2017: Executive Officer, General Manager, Technology Management Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2018: Executive Officer, Deputy Plant Manager, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2019: Executive Officer, Plant Manager, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Jun 2021: Director, Topy Kaiun Co., Ltd. Jun 2022: Director, the Company Oct 2022: Director, responsible for safety, technology, quality, manufacturing and processing, General Manager, Technology Management Division, concurrently General Manager, Technology Development Department, the Company Apr 2023: Managing Director, responsible for safety, technology, quality, manufacturing and processing, General Manager, Technology Management Division, concurrently General Manager, Technology Development Department, the Company Jul 2025: Managing Director, responsible for safety, technology, quality, manufacturing and processing, General Manager, Technology Management Division, the Company Apr 2026: Managing Director, responsible for safety, technology, quality, production and processing, the Company (current)

Apr 1991: Joined the Company Oct 2009: Acting General Manager, General Affairs Department, General Affairs Division, the Company May 2010: General Manager, General Affairs Department, General Affairs Division, the Company Oct 2011: Acting General Manager, Purchasing Department, Sales Division, the Company Oct 2012: Seconded to Hokuetsu Kogyo Co., Ltd. Apr 2016: Deputy Head, Sales Division, concurrently General Manager, Purchasing Department, the Company Oct 2016: General Manager, Corporate Planning Department, the Company Apr 2017: Executive Officer, General Manager, Corporate Planning Department, the Company Jan 2018: Executive Officer, General Manager, Sales Planning Department, Sales Division, the Company Apr 2018: Executive Officer, Deputy Head, Sales Division, concurrently General Manager, Sales Planning Department, the Company Jan 2019: Executive Officer, Deputy Head, Sales Division, concurrently General Manager, Sales Planning Department and General Manager, Processed Products Sales Department, the Company Apr 2021: Executive Officer, Head of Sales Division, the Company Jun 2022: Representative Director, President, Innovas Inc. (current) Jun 2023: Director, responsible for sales, Head of Sales Division, the Company Apr 2026: Director, responsible for sales, Head of Sales Division, concurrently General Manager, Sales Planning Department, the Company (current)

Apr 1997: Joined Itochu Corporation, Non-ferrous Metal Products Department, Non-ferrous Metal Products Delivery Team Oct 1998: Light Metal Products Section No. 2, Non-ferrous Metal Products Department, Itochu Corporation Apr 2000: Light Metal Products Section, Non-ferrous Metal Products Department, Itochu Corporation Apr 2001: Light Metal Products Section, Non-ferrous Metals Department, Itochu Corporation Oct 2002: Overseas Trainee (based in Taipei) Jun 2005: Seconded to Itochu Non-ferrous Materials Co., Ltd. Apr 2008: Seconded to Itochu Metals Corporation Jan 2012: China Metals & Energy Group, Itochu Corporation (based in Shanghai), concurrently Shanghai Itochu Corporation Co., Ltd. Apr 2012: China Metals Group, Itochu Corporation (based in Shanghai), concurrently Shanghai Itochu Corporation Co., Ltd. Jul 2014: China Metals Group, Itochu Corporation (based in Guangzhou), concurrently Guangzhou Itochu Corporation Co., Ltd. Apr 2018: Deputy Manager, Light Metal Raw Materials Section, Non-ferrous Metals & Raw Materials Department, Itochu Corporation Aug 2020: Deputy Group Leader, East Asia Metals Group (based in Shanghai), concurrently Shanghai Itochu Corporation Co., Ltd. Apr 2024: Group Leader, East Asia Metals Group (based in Shanghai), concurrently Shanghai Itochu Corporation Co., Ltd. Apr 2025: General Manager, Non-ferrous Metals & Recycling Department, Itochu Corporation (current) Jun 2025: Outside Director, the Company (current)

Apr 1983: Joined Yamakou Co., Ltd. (now Snow Peak, Inc.) Dec 1996: Director, Snow Peak, Inc. Jul 2011: Managing Director, Snow Peak, Inc. Mar 2016: Representative Director, Senior Managing Director, Snow Peak, Inc. Jun 2020: Outside Director, Hard Off Corporation Co., Ltd. (current) Jun 2023: Outside Director, the Company (current)

Apr 1990: Joined Sapporo Breweries Ltd. (now Sapporo Holdings Limited) Apr 2017: Joined Endo Manufacturing Co., Ltd. as Advisor Jun 2017: Director and Senior Managing Director, in charge of Thailand Office, Endo Manufacturing Co., Ltd. Jan 2018: Director and Senior Managing Director, in charge of Corporate Planning Department, Endo Manufacturing Co., Ltd. Mar 2018: Representative Director, President, in charge of Corporate Planning Department and New Medical Device and Business Division, Endo Manufacturing Co., Ltd. Mar 2019: Representative Director, President, in charge of Corporate Planning Department, Endo Manufacturing Co., Ltd. Oct 2019: Representative Director, President, in charge of Corporate Planning Department, Golf Business Division, Metal Sleeve Business Division and New Medical Device and Business Division, Endo Manufacturing Co., Ltd. Mar 2020: Representative Director, President, in charge of Golf Business Division, Metal Sleeve Business Division and New Medical Device and Business Division, Endo Manufacturing Co., Ltd. Jan 2024: Representative Director, President, in charge of Fine Process Business, Endo Manufacturing Co., Ltd. Jun 2024: Outside Director, the Company (current) Mar 2026: Representative Director, President, in charge of Fine Process Business and Accounting & Finance Department, Endo Manufacturing Co., Ltd. (current)

Apr 1991: Joined the Company Oct 2011: Acting General Manager, Finance Department, General Affairs Division, the Company Apr 2013: General Manager, Finance Department, General Affairs Division, the Company Apr 2014: General Manager, Finance Department, General Affairs Division, concurrently Acting Deputy General Manager, Management Planning Office, the Company Apr 2015: General Manager, Finance Department, concurrently Acting Deputy General Manager, Corporate Planning Department, the Company Oct 2016: General Manager, Finance Department, the Company Jan 2018: General Manager, General Affairs Department, Management Division, the Company Apr 2018: Executive Officer, Deputy Head, Management Division, concurrently General Manager, General Affairs Department, the Company Jan 2019: Executive Officer, Deputy Head, Management Division, General Manager, General Affairs Department, concurrently General Manager, Group Management Integration Promotion Department, the Company Apr 2020: Executive Officer, Deputy Head, Management Division, General Manager, General Affairs Department, the Company Apr 2021: Executive Officer, Head of Production Division, the Company Apr 2023: Executive Officer, Head of Management Division, the Company Jul 2024: Executive Officer, Head of Management Division, concurrently General Manager, Finance Department, the Company Apr 2025: Senior Advisor, the Company Jun 2025: Full-time Audit & Supervisory Board Member, the Company (current)

Sep 2005: Joined Tohmatsu & Co. (now Deloitte Touche Tohmatsu LLC), Niigata Office Sep 2011: Left Tohmatsu & Co. Oct 2011: Opened Shinsuke Ito CPA Office, Head of Office (current) May 2012: Outside Audit & Supervisory Board Member, Seihyo Co., Ltd. May 2022: Outside Director (Audit and Supervisory Committee Member), Seihyo Co., Ltd. (current) Jun 2023: Outside Audit & Supervisory Board Member, the Company (current)

Nov 2012: Joined Topy Industries, Ltd. Oct 2019: Head of Steelmaking Plant, Production Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Apr 2022: Group Leader, Steelmaking Technology Group, Production Technology Department, Toyohashi Works, Steel Business Division, Topy Industries, Ltd. Oct 2024: Affiliated Companies Office, Corporate Planning Department, Topy Industries, Ltd. Jan 2025: Head of Affiliated Companies Office, Corporate Planning Department, Topy Industries, Ltd. (current) Jun 2026: Outside Audit & Supervisory Board Member, the Company (current)