The 2025 IEEE CASS Chiba Workshop will be held at Chiba University, Japan, from December 26 to 27, 2025. This inaugural workshop aims to foster interactions among students from various institutions and provide lectures tailored to female researchers and early-career scholars. Organized by the IEEE Circuits and Systems Society (CASS) Society, the workshop serves as a platform for knowledge exchange, networking, and promoting diversity within the research community. By connecting participants from different organizations, it strives to create a collaborative and inclusive environment to advance research and education.