Shirabe
再確認

再確認さいかくにん

Common Noun Irregular Transitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb reaffirmation;reconfirmation;revalidation
フライトの再確認をお願いします。
Flight reconfirmation, please.

確認かくにん

Common Noun Irregular Transitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb confirmation;verification;validation;review;check;affirmation;identification
予約は確認されています。
I have a confirmed reservation.