Joined TBS in 1991. After working as a news cameraperson and news reporter, served as Washington correspondent from 2005 to 2009. Upon returning to Japan, worked as a foreign news desk editor before becoming Beijing Bureau Chief from 2014 to 2018. During her time in Beijing, she also covered North Korea on six separate occasions. After returning to Japan, she began proposing initiatives within the company regarding SDGs. In August 2020, she became the head of the newly established SDGs Planning Department. As the leader of a company-wide SDGs project, she launched the “WEEK to Make the Earth Smile” campaign in November 2020. She became Director of the Sustainability Creation Center in July 2023, Specially Appointed Executive Officer in charge of Sustainability Promotion in July 2024, and assumed her current position in January 2025.

Taku Minami is CFO and Managing Executive Officer of Sustainability in Tokyo Gas Co., Ltd. He joined Tokyo Gas in 1988 and has held leadership roles in Energy Planning, Corporate Planning, Human Resources, and Fuel Procurement, later serving as General Manager of Energy Planning. In 2019, he became Director and Senior Managing Executive Officer at Tokyo Gas Engineering Solutions, and in 2021, Executive Officer and General Manager of Finance. Since April 2024, he has served as Senior Managing Executive Officer and CFO, overseeing Finance, Accounting, and Sustainability Promotion. Minami focuses on enhancing corporate value while advancing decarbonization, improving capital efficiency, and strengthening integrated reporting and investor engagement in alignment with TCFD and ISSB standards. He works closely with global stakeholders to achieve sustainable growth

Ayano Ryugo is Director and Chief Sustainability Officer (CSO) of Spice Factory Inc., where she leads sustainability strategy at the intersection of business growth, innovation, and social impact.

She began her career in public relations at a small and medium-sized enterprise before becoming an independent PR professional. She later founded With Media, providing public relations and strategic consulting services to startups and emerging companies.

In 2017, she supported the public relations strategy of Musca Inc., a bioresource-based venture company. In 2018, she was appointed Representative Director and CEO of the company. During her tenure, Musca received multiple awards, including Grand Prizes and SDGs Awards at national business competitions, and was selected as a J-Startup company by Japan’s Ministry of Economy, Trade and Industry, a government-backed program supporting high-growth startups. She played a key role in enhancing the company’s visibility and securing investment before stepping down in 2020.

In 2021, she joined Spice Factory Inc. as Director and Chief Sustainability Officer (CSO). She also serves as an Advisor for Public Relations and Sustainability Promotion at SPACE WALKER Inc., a private space rocket development company. Since 2023, she has served for three consecutive terms as a Mentor for “Zero Ichi,” an acceleration program launched by Japan’s Ministry of Economy, Trade and Industry (METI) to nurture social entrepreneurs.