I know that there are fish markets in the US and even in Philly but I'm going to have to check out a Japanese one it just seems like it would be better.
Tsukiji is famous for the delicacies found at the Tsukiji Fish Market. It is lined by numerous restaurants and retail shops. It is one of the best places in Tokyo for fresh seafood and sushi.
Sushi Breakfast at Tsukiji Fish Market: Daiwa Sushi & a Tokyo must do after the tuna auction!
Walking tour through the free attractions in Tsukiji and Ginza, Tokyo
Tsukiji Fish Market Shellfish | packmeto.com