To become a topic of conversation or news; to be talked about or gain public attention.
新しい映画の予告編が公開されて、すぐにSNSで話題になった。
The new movie trailer was released and immediately became a hot topic on social media.
彼のユーモアあふれるスピーチが社内で話題になった。
His humorous speech became the talk of the company.
小さな事件がメディアで取り上げられ、地域中で話題になった。
A minor incident was picked up by the media and became a topic throughout the area.
新商品のデザインが斬新で、すぐに話題になった。
The new product's design was so original that it quickly became a talking point.