Translation guide
In Japanese, the word for corn depends on whether you mean the plant/grain, corn on the cob, or popcorn. The most common word is トウモロコシ, but コーン is also widely used in compounds and food contexts.
Referring to the crop, kernels, or corn as an ingredient.
The standard word for corn as a plant or grain. Used in agriculture, cooking, and everyday conversation.
トウモロコシを育てています。
I'm growing corn.
このスープにはトウモロコシが入っています。
This soup has corn in it.
Common in compounds and food names, e.g., corn soup, corn flakes. Less common as a standalone word for the plant.
コーンスープが好きです。
I like corn soup.
コーンフレークを朝食に食べます。
I eat corn flakes for breakfast.
Specifically referring to corn served on the cob, often grilled or boiled.
Grilled corn on the cob, a popular street food and summer treat.
夏祭りで焼きトウモロコシを買いました。
I bought grilled corn on the cob at the summer festival.
Boiled corn on the cob. Less common than grilled, but still used.
茹でトウモロコシにバターを塗って食べます。
I put butter on boiled corn on the cob and eat it.
The snack food made from popped corn kernels.
The standard word for popcorn. Used in all contexts.
映画を見ながらポップコーンを食べます。
I eat popcorn while watching a movie.
Describing the yellowish color of corn.
Used in fashion or design to describe a corn yellow color. Not common in daily speech.
このコーンイエローのセーターが気に入りました。
I like this corn yellow sweater.
Can be used for corn on the cob when context is clear, but often specified with 焼き or 茹で.
トウモロコシを一本ください。
One ear of corn, please.