A topic or subject of conversation, writing, or discussion; the main point being talked about.
今日の会議の話題は新製品の発売計画だ。
Today's meeting topic is the new product launch plan.
テレビでそのニュースが大きな話題になった。
That news became a big topic on TV.
友達と趣味の話題で盛り上がった。
I had an animated conversation with my friend about hobbies.
その本は幅広い世代の話題を取り上げている。
That book covers topics relevant to a wide range of generations.
Being much talked about; topical or in the news (used adjectivally, e.g., 'the talked-about ...').
話題のレストランに予約を取るのは難しい。
It's hard to get a reservation at the popular (much-talked-about) restaurant.
彼は話題の映画に出演している俳優だ。
He is an actor appearing in the much-talked-about movie.
その商品はSNSで話題になり、すぐに売り切れた。
That product became a topic on social media and sold out quickly.