This is the 2888th most frequent Japanese word.
はじめて
"For the first time."
In this sentence, 'はじめて' is used to mark the occasion of doing something for the first time, here referring to traveling to Japan.
私は初めて日本に行きました。
I went to Japan for the first time.
'はじめて' indicates experiencing an activity for the first time, specifically watching the mentioned movie for the first time.
この映画は初めて見るけど、すごく楽しみにしています。
I'm watching this movie for the first time, and I am really looking forward to it.
'はじめて' expresses being new to an experience, with this example referring to driving a car for the very first time.