This is the 661st most frequent Korean word.
이번이
"This time" or "this one."
Here, '이번이' specifies this current attempt or chance in a sequence.
이번이 마지막 기회야.
This is the last chance.
In this sentence, '이번이' refers to the specific instance under discussion—the location being confirmed.
이번이 네가 이야기했던 장소야?
Is this the place you talked about?
'이번이' here points to the current occasion or attempt being expected to succeed.