Love; romance; affectionate or romantic feelings and relationships between people.
二人は学生時代に恋愛関係になった。
The two entered into a romantic relationship during their student days.
恋愛小説を読むのが好きだ。
I like to read romance novels.
恋愛と結婚は必ずしも同じではない。
Love and marriage are not necessarily the same.