Vocabulary
話題になる
わだいになる
to be in the news; to be talked about; to become a popular topic of conversation; to become the talk of the town; to become topical
expression
verb
Example sentences
今日（きょう）この話題（わだい）になるとは全（まった）く予期（よき）していませんでした。
I never imagined we'd be talking about this topic today.