(Sort of like New York vs. Chicago pizza, I guess?)
Not really, since it's basically the same ingredients, just mixed or layered. Not a pizza and basically-a-quiche. Neapolitan vs Sicilian pizza might be a more apt comparison.
'Tis okonomiyaki!Whassat?Won't you take those back...!!?Today's luncheon be my speciality! Those words...!!!Well, ain't that just a lovely scent!Hiroshima-yaki, is it?Some Hiroshima-style okonomiyaki, is it?Oooh!!Style...?