I'm excited to share a secret money-saving tip that my Japanese grandpa taught me. Stick around until the end, and I'll explain how this tip helped me save ten thousand dollars. For those who don't know, I'm half Japanese—my mother is Japanese, and my father is American. I've spent about half my life in Japan and half in the US. After graduating from Georgetown Law School, I experienced reverse culture shock when I returned to Japan. The approaches to lifestyle and saving money are entirely different in these two countries. In the US, everything is grander, and people are encouraged to buy more, stock up at Costco, take out loans, and live in large apartments. In contrast, the Japanese are masters of simple living. In Japan, there's a stronger focus on buying within your means and shopping small. You can even buy a single boiled egg at convenience stores. The average size of a home in Japan is 1,309 square feet, about half the size of the average US home, which...