Tomonaga Okabe is a Professor in the Department of Aerospace Engineering and Aeronautical Engineering at the Graduate School of Engineering, Tohoku University, Japan. He earned his doctoral degree in engineering from Keio University, Graduate School of Science and Engineering in 1999. In 2001, he joined the National Institute of Advanced Industrial Science and Technology (AIST) as a researcher and became an assistant professor at Tohoku University in 2002. Since 2007, he has been serving as an associate professor at Tohoku University. In 2012, he assumed the role of Director of the Next Generation Aircraft Research Center at the Graduate School of Engineering, Tohoku University. He has been a Professor at Tohoku University since 2014. His primary areas of research encompass fracture mechanics, damage mechanics, continuum mechanics, primarily focusing on composite materials. He serves as an editor for prestigious journals such as the International Journal of Solids and Structures, Composites Part A: Applied Science and Manufacturing (Editor for Asia and Australasia in Applied Science), Multiscale and Multidisciplinary Modeling, Experiments, and Design, among others. He has received numerous awards, including recognition from the Ministry of Education, Culture, Sports, Science, and Technology (Japan), the Japan Society of Mechanical Engineers (JSME), and the Japan Society for Composite Materials (JSCM). Currently, he holds positions as an interim member of the Industrial Structure Council at the Ministry of Economy, Trade, and Industry (Japan), serves as a Project Leader for the development of next-generation composite materials and molding technology under the New Energy and Industrial Technology Development Organization (NEDO), and is a fellow member of the Japan Society for Aeronautical and Space Sciences.