Used book: Scuba Diver Textbook (Japanese Translation). Contents: This textbook is for beginner divers and is rich in color photos and illustrations. It is a basic textbook for learning the techniques and knowledge of diving using underwater breathing apparatus (SCUBA). This is essential material for obtaining a diving license (C-card) and covers the knowledge necessary for safe diving (equipment, physiology, environment, etc.). ■ Naui Enterprises, published April 10, 1999 A4 size, 215 pages * Due to being stored at home, there are minor stains, discoloration, and scratches.