noun
The main subject of a conversation, discussion, or piece of writing.
今日の会議の話題は予算削減です。
Today's meeting topic is budget cuts.
彼は話題を変えた
He changed the subject.
noun which may take the genitive case particle 'no'
topical; much talked about; in the news
Describes something that is currently being widely discussed or is a hot topic. Often used as 話題の〜.
あの映画は今とても話題になっている。
That movie is a hot topic right now.
話題のレストランに行ってみた。
I went to that talked-about restaurant.