Marathon Related Books - Set of 4 "New Marathon Completion Common Sense: That's Why You Can't Run Easily!" Kiyoshi Iida / Hitoshi Makino A specialist in shoes, feet, and insoles, and a popular marathon completion guarantor thoroughly introduce "how to run a marathon faster without working hard." Posture, form, arm swing, breathing, how to choose shoes that won't fail, how to put on and take off shoes, the benefits of custom insoles, etc... This book completely covers new marathon common sense and "secret techniques" that seem to be known but weren't, and are useful for everyday running and marathon races. "Anyone Can Break 4 Hours! Efficient Marathon Method" Manabu Kawagoe "Cutting-edge" and "anyone can do it" marathon concepts and training methods. The features are "not overdoing it" and "doing it efficiently." "Marathon is 'Abara Run' to Achieve Sub-4 & Sub-3: Lessons from the Ultra World Record Holder on Running Long Distances Easily" Takahiro Sunada As the world record holder for ultra marathons, he pursues "how to run long distances easily and efficiently" more than anyone else. The key is "running with your abdomen," and he teaches the secrets in this book. "The Wisdom of 100 Marathons: For Citizen Runners Aiming for Sub-Four" Shoji Hara A book by citizen runners, for citizen runners. Utilizing the experience of completing over 100 full marathons, it is packed with small wisdom that is relevant to the reality of citizen runners. You too will surely achieve sub-four with this. We cannot answer any questions other than the current condition of the product. Please understand that there may be oversights due to amateur inspection and home storage. Please purchase after understanding that these are used items and items stored at home. Please refrain from purchasing if you are concerned about various things. Packaging will be simple, and recycled materials will be used for packaging materials. The shipping method may change from the method described. We are not responsible for accidents, damage, or loss during shipping. Please refrain from complaints and returns. Due to my lifestyle, it may take some time to reply to messages, so I would appreciate it if you could be patient. #KiyoshiIida #Kiyoshi_Iida #HitoshiMakino #Hitoshi_Makino #Books #Lifestyle/Sports #ManabuKawagoe #Manabu_Kawagoe #Books #Lifestyle/Sports #TakahiroSunada #Takahiro_Sunada #Books #Lifestyle/Sports #ShojiHara #Shoji_Hara #Books #Engineering/Industry/Metals/Resources