Here is the full list of all 36 Juicy Realm achievements.
Use Amy to clear dungeon
Use Tokoroa to clear dungeon
Open 50 treasure chests
Use Boborot to clear dungeon
Die 10 times
Clear dungeon with 2 players
Save your teammate 10 times
Kill 100 Apples
Kill 100 Melons
Clear stage without spending and Gold
Pick up 10,000 Coins
Kill the Blueberry Boss
Use PonPon to clear dungeon
Kill 100 Pears
Kill the Melon Boss
Die 1 time
Kill the Cactus Boss
Clear normal difficulty
Use Alpha to clear dungeon
Kill the Cake Boss