kei reira (katoa)!
1. that's the one! right on! she's/he's got it! it's his/her strong point! it's his forte! fabulous!, awesome - an idiom used to praise someone's ability.
(Te Kōhure Textbook (Ed. 2): 196;)
Kua kite koe i a Tarati e pūkana ana? Āna, e hoa. Kei reira! / Have you seen Dorothy doing the pūkana? Yes, indeed, my friend. It's her forte!
Synonyms: kei konā (katoa)!