>>280119333
>hate
He won, Chizuru didn't tell him to give up.

>>279771450
also, don't forget how Umi was in the same situation as Kazuya: she also asked him for more time. While here she'd probably reject him, the answer might've changed: the same investigation to lead her to reject Kazuya leads her to chose Umi. If one of factors she considered was her current lifestyle and career he would be a better choice.