It is written in Japanese.
This book contains tips for finding small shells (about 1mm).
A5 size, 14 pages. (No bonus of the main book kit is included.)
The actual product is on a separate page.
ZINESHELL – miniature POP-UP book (miniaturepopup.com)
This is the download sales page.
table of contents
1. Preparation for collection
2. Collecting 1. Yuigahama (Kanagawa Prefecture)
3. Collecting 2. Shika Island (Fukuoka Prefecture)
4. Collected 3. Makuhari Beach (Chiba Prefecture)
5. At home
6. How to enjoy
7. In the end