After joining Toyota Motor Corporation, he worked on the development of body electronics systems and gateway ECUs. Subsequently, within the automotive electronic control domain, he was responsible for planning and designing E/E architecture (communication and security), contributing to the advancement of the vehicle's overall electronic communication infrastructure. Since 2014, he has participated in JASPAR's information security activities aimed at strengthening information security within the automotive industry. Since 2022, as Chairman of the J-AUTO-ISAC Steering Committee, he has been dedicated to promoting cross-industry cybersecurity measures.