Dubadu wari wari is a phrase from the song "MOA diary" by TXT. It's a fan song.

The members said that if you are them in public go and say dubadu wari wari to them and they'll buy you coffee.
Person 1: have you heard TXT's b-sides?
Person 2: yes, MOA diary ( Dubadu wari wari ) is my favourite
by RandomFan15 January 25, 2022
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