Episode 57: A convenient store listening guide

1. When did the first convenience store on Japan open?
2. Where was the first convenience store in Japan?
3. When did 7-eleven stores change their name?
4. Why are they called 7-eleven?
5. Where was the first Sunkus store?
6. When did the Lawson open in Japan?
7. What was the theme of the original Lawson stores?
8. What is the most popular convenience store in Hokkaido?
9. What foods does Mr. I really like at Seicomart?