This is a set of 4 books on health, beauty, mindset, and more! I purchased these on Rakuten but am selling them because I no longer have the opportunity to read them! - Title: Unmei o Kossori Kaeru (Change Your Destiny Secretly) by Fumie Hamada - Title: Anata o Kaeru Majo no Ikikata (The Witch's Way of Life That Changes You) by Yuko Nishimura - Title: Ringo o Kawa-goto Tabereba Chō ga Kirei ni Naru! (If You Eat Apples with the Skin On, Your Intestines Will Become Clean!) by Kenji Tazawa - Title: Utsukushiku Naritakereba Tabenasai (If You Want to Become Beautiful, Eat!) by Tomomi Himeno (deterioration and dirt present) Although unused, some parts (especially "If You Want to Become Beautiful, Eat!") have deterioration and dirt! Please understand that there may be creases, scratches, or dirt due to home storage. Please check the photos! Self-help books, diet, medicine, gut health, gut environment, intestinal regulation, good bacteria, bad bacteria, opportunistic bacteria, polyphenols, cholesterol, arteriosclerosis, myocardial infarction, diabetes, lifestyle diseases, colorectal cancer, prevention, apple pectin, beautiful skin, reset, glycation, fatigue, mind, beauty expert, dietary fiber