This is a set of two practical health books by Dr. Osamu Maruyama, a Doctor of Medicine. Both books are 【brand new and unused】 and have been stored in excellent condition. They are unread, and the contents are very clean. 【Set Contents】 1. Electromagnetic Wave Care Book to Improve Mental and Physical Health (Tokuma Shoten) This practical book explains self-care methods for physical ailments and sensitivities caused by electromagnetic waves, along with examples of how to use various goods. It also includes how to use Black Eye Nano and Sun Mag, as well as case studies. 2. A Healthy Life Filled with Geomagnetism ~ Noise-Free, Bright, and Enjoyable Electricity ~ (Arc Publishing) This book proposes mental and physical well-being through the improvement of geomagnetic and electrical environments. Includes the beautiful design "Flower Sherbet." These are brand new books that have been carefully stored. They have been kept unread since purchase. Although they are new, please refrain from purchasing if you are sensitive to items stored at home. We appreciate your understanding.