見てきた

have seen

→ 見る
phrase Rare #30,656
have seen The past form of 見てくる, often meaning that someone has seen or experienced something over a period of time up to the present. It can also literally mean “saw and came back,” depending on context.
JA: これまでたくさんの映画を見てきた。
EN: I have seen many movies over the years.

私は見てきたのよ

I did see it.

— セントラル・ステーション (1998)

いやというほど見てきたから分かる

I know because I’ve seen it more times than I care to remember.

われわれの世代の人々はいろいろな変化見てきた

People of our generation have witnessed many changes.

今まで見てきた中ではこの家断然いいよ

Of all the houses we've seen so far, this one is by far the best.

何千ものエブリン見てきた

I've seen thousands of Evelyns.

— エブリシング・エブリウェア・オール・アット・ワンス (2022)

彼女がを見る見てきた

I've seen the way she looks at you.