Westernization of food; Westernization of dietary habits
Refers to the shift toward Western-style meals and eating patterns, often in the context of Japanese dietary changes.
After the war, Japanese dietary habits rapidly became Westernized.
Bread consumption increased due to the Westernization of food.
Western-style food or a Western meal, the base noun from which 洋食化 is derived.
Compound of 洋食 (Western food) + 化 (-ization). The exact historical derivation is straightforward; the term emerged as Japanese dietary habits incorporated more Western elements.