Here is the full list of all 29 Survivor of the Journey achievements.
I'm dead
Meet one's companion
Clear all difficulty levels in the Field
Clear all difficulty levels in the Cave
Clear all difficulty levels in the Temple
Clear all difficulty levels in the Garden
Clear all difficulty levels in the Dungeon
Dark Cave unlock!
Ancient Temple unlock!
Strange Garden unlock!
10X
Obtain 100% Autogard Probability
Select "Protein" 4 times
Select "Bomb" 5 times
Axe additional damage achieved 100
Select "Magic bullet"
Clear the stage with weapons skills only
Clear the stage with magic skills only
Clear the stage with alchemy skills only
Kill the boss
die x 50
die x 100
Survive