This book explores empirical studies and policies related to green finance and low-carbon technology development through country-level case studies and regional analyses across East and Southeast Asia. Contributors explore how countries such as China, Indonesia, Japan, Lao PDR, Malaysia, the Philippines, the Republic of Korea, Singapore, Thailand, and Vietnam are leveraging green finance to advance their energy transitions and pursue carbon neutrality. The chapters examine regional efforts across East and Southeast Asia, with a focus on green technology innovation, green bond ecosystems, and renewable energy investments. By highlighting the role of green finance—including financial instruments, mechanisms, and policy frameworks—the book emphasizes the importance of coordinated efforts in promoting sustainable energy solutions and reducing carbon emissions. With valuable insights into effective practices for achieving global sustainability goals, this book will interest researchers of finance, energy economics, environmental economics, and policy.