What is the most important thing to Sushi? Fresh probably is one of the most popular answers. Yes, freshness is vital to Sushi which not only make it taste good but also ensure it is safe to eat especially when raw fish is involved. To ensure costumer the restaurant uses fresh material to prepare Sushi, many interesting ads are created. No matter to put the Sushi rice directly into the food itself or attach a swimming fish on the rice, designers try to use some pretty extreme way to convince costumers that their Sushi is really fresh. Same idea with different execution. Which series is your favorite? And are you convinced by those ads?