The author and her family moved from New Zealand to Kobe, Japan three years ago and have settled into their new life nicely.Sergey Alimov/Getty ImagesMoving to Japan from New Zealand gave my family cheaper living and better healthcare.Inexpensive flights and Japan's rail network made frequent travel part of everyday life.Less financial stress and a slower lifestyle improved my mental health and overall quality of lifeThree years ago, my family o…