それは初耳ですね。
それは初耳だよ。
That is the first time for me to hear that.
初耳ですね。
This is the first time I heard about it.
That is not the first time that I heard that.
I expect this is your first time for this.
I am glad to meet you―pleased to know you―delighted to make your acquaintance―(通例は)―How do you do?
the state of something that is being experienced for the first time
This is my first time hearing that.