Why does my baby wake up repeatedly during the night despite my best efforts to provide a peaceful sleeping environment? - How can I deal with my baby's constant crying and overcome the feeling of helplessness? - Is it possible to improve infant sleep in a few days? A hopeful journey by Japanese author Etsuko Shimizu, who shares her successful personal experience in calming her crying baby in just five days, provides a comprehensive guide for those who suffer from sleep disorders in their children and are unable to provide a comfortable sleep routine for them. In this book: - Typical sleep schedules to understand the natural changes in sleep patterns depending on each child's age. - Three steps to effective and easy-to-implement solutions to regulate infant sleep. - How to interpret your baby's cries and what they are trying to say. - The significant impact of the biological clock on sleep regulation and child health. - Tips to help you provide a calm environment for your baby and comfortable sleep for you and your family. This book offers practical solutions that fit modern lifestyles, supported by the author's experience as a mother and childcare consultant.