[5th Anniversary & 165,000 Copies Sold!] Children's Book 'Adults Don't Know? Dream and Sleep Mystery Encyclopedia' to be Released on July 14!

Micro Magazine (Chuo-ku, Tokyo) is pleased to announce the release of 'Adults Don't Know? Dream and Sleep Mystery Encyclopedia' on Tuesday, July 14, 2026.

Book Introduction

Adults Don't Know? Dream and Sleep Mystery Encyclopedia Edited by: Dream and Sleep Mystery Research Group Illustration: Seijiro So Supervised by: Eiko Matsuda (Professor, Faculty of Sociology, Toyo University) Release Date: July 14, 2026 Price: 1,100 yen (including tax) Format: Shiroku-ban ISBN: 9784867169988

This is a must-read for both children and adults, incorporating the latest information on dreams and sleep to explain how they work in an easy-to-understand manner.

Sleep is a vital physiological phenomenon for us, yet it is full of things we don't realize. Sleep is not merely resting; it involves body maintenance, flushing waste from the brain, and organizing feelings—it performs various functions. This book is the 10th volume in the 'Adults Don't Know?' series.

The series, frequently featured in the media, has surpassed a cumulative total of 165,000 copies sold. It is well-regarded as an educational resource that is easy to read with full-color pages and furigana (ruby characters) throughout, making it enjoyable for both parents and children.