No.874
How far back is "Traditional Okonomiyaki" because there was a decent amount of Western ingredients there. I'd be interested to learn the path that stuff like Worcestershire sauce or smoked hickory wood took if it really did become part of a recent tradition
No.875
>>874While there were earlier equivalents, okonomiyaki as such is a 20th century invention, by which point Western ingredients were already well established in Japan.
No.880
>>874In a strict sense, only rice and seafood can be considered traditional Japanese food.
Pretty much everything else are imported from foreign cultures.