This book is a breakthrough by Higuchi's 34 years experience by original Idea-Marathon (IMS)how to make yourself creative. Just think something every day and write them in the notebook. It is simple and easy. But once you continue Idea-Marathon for at least three months, you will feel different, confident and more curious. Now more than 5000 people and students are doing Idea-Marathon in Japan. Let's start and enjoy your creative life.