At the begining of the game you will have to complete 8 quests (flower dolls).
One of them explain you how to use the controler's arrow
.
At some point you will add an 'Favorite' emote (i use the thumbs up :) )
To et this achievement just spam
and
to validate ( on the left of your screen you will see your action)
Just do it 25 times and the achievement is yours