What is Portland’s specialty?
I got Tokyo's famous "Tokyo Banana" from the Tofugu's famous-for-being-unique president.
Takoyaki is definitely one of the most famous foods in Osaka.
The famous thing of an area is their famous product, but it sounds better in English if you say it's the local specialty. When you're traveling around Japan, be sure to be on the lookout for the 名物! It's always fun.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.