I purchased this at a development seminar, and although I checked the contents, I haven't read it, so it's in good condition. I think it would be helpful for those concerned about autism, developmental disabilities, childcare, etc. ☆ Book Details ☆ This book explains childcare methods that promote independence in children aged 0-1. - Title: Infant Development: Understanding It Through 40 Signs - Author: Supervision by Nagatama Nursery School, Koaki Suzuki - ISBN: 9784863460965 - Price: 1574 yen - Contents: How to promote childcare for 0-1 year olds to become independent in their daily lives Thank you for looking.