To have an interest in something; to feel curiosity or attraction toward a person, topic, or thing.
彼は日本の歴史に興味を持っている。
He is interested in Japanese history.
新しいプロジェクトに興味を持ち始めた学生が多い。
Many students have begun to take an interest in the new project.
子どもたちが科学に興味を持つように、実験を見せた。
To get the children interested in science, we showed them experiments.
その会社の新製品に興味を持ち、資料を取り寄せた。
I became interested in the company's new product and requested materials.