Here is the full list of all 16 Foto Flash achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
You tried calling the police.
Delivered all the photos to the magazine.
You got Keytara's photo!
You bought 10 bananas for some reason...
You got Clef's photo!
You got Trompette's photo!
You got Xyla's photo!
You got Flam's photo!
Obtain all in-game records.
You got Synthia's photo!
Brought all the mushrooms to the mycologist.
You got Cymbelle's photo!
You got Ukuleila's photo!
You got Midi's photo!
You got Violina's photo!