【Content Introduction】 This book proposes a new approach to sleep. It introduces specific methods for reducing stress and achieving high-quality sleep. 【Features】 The book is characterized by its easy-to-understand explanations with many illustrations, making it easy for readers to put the content into practice. It is packed with information useful for sleep training. 【Target Audience】 This book is ideal for those who want to improve their sleep quality and reduce stress. - Title: #Suritore (Sleep Training) - Author: Hirano Mari - Publisher: Niji Shobo - ISBN: 9784770908087 - Price: 1800 yen Thank you for viewing.