Thank you for viewing. This is a book titled "Pelvic and Spinal Stretch: Grow 3 cm in Height and Reduce Waist Size by 5 cm in Just One Week." It's about pelvic and spinal stretches by Eiki Fukutsuji, and it claims to be effective for lower back pain, neuralgia, slouching, coldness, and swelling. The book features testimonials such as a 62-year-old woman reducing her waist by 5 cm, eliminating a protruding lower abdomen, a 40-year-old woman resolving overall body distortion, swelling, and coldness, and a 36-year-old man gaining 3 cm in height, correcting his slouch, and relieving leg numbness. It's popular for being easy for anyone to do and showing results, with over 70,000 copies sold. - Title: Pelvic and Spinal Stretch - Content: Stretching method to increase height by 3 cm and reduce waist size by 5 cm - Price: 1200 yen Please understand that this is a home-kept item before purchasing.