Takoyaki is the most famous food in Osaka!!!
たこ焼き→searching “Takoyaki” on Japanese wikipedia
Almost Japanese people living Kansai region（Osaka, Hyogo,Kyoto, Nara, Shiga, Mie）have Takoyaki Maschine!!Hahaha
They hold a Takoyaki party!LOL
They say “Takopa（たこパ）”!!!
お好み焼き→searching “Okonomiyaki” on Japanese wikipedia
The taste of okonomiyaki and takoyaki is almost the same in my opinion…Haha
But, there are many types of okonomiyaki!!!
Okonomiyaki with pork.
Okonomiyaki with yakisoba.
Okonomiyaki with cheese.
Okonomiyaki with Mochi（もち）.
Okonomiyaki containing all of them!!Hahaha