Win
Do you know "Kit Kat"?

In Japanese, "Kit Kat" is pronounced "kitto katto".
Because it sounds similar to "kitto katsu", which means something like "You will surely win", it became a custom for parents to buy "Kit Kat" as good luck charm before an important test at school.
Now there are a lot of different flavors. Some of which are only sold for a limited time:


