Here is the full list of all 30 Eastward achievements.
Obtain 1,000 salt from off a Salt Bug.
Complete the game.
Complete Chapter 7.
Upgrade your bomb and ammo boxes to their maximum capacities.
Upgrade your backpack to its maximum capacity.
Try all five jobs with John.
Complete Chapter 6.
Interact with 100 different NPCs.
Complete Chapter 5.
Complete Chapter 4.
Complete Chapter 3.
Learn all of Sam's abilities.
Interact with 50 different NPCs.
Complete Chapter 2.
Complete Chapter 1.
Defeat an enemy while it's being controlled by Sam.
Defeat an enemy using clutter from off the ground.
Cook your first dish.
Obtain a Pixball.
Open all the treasure boxes in the game.
Reach max hearts.
Upgrade all weapons to their max levels.
Defeat the Demon King in Earth Born.
Complete the true ending in Earth Born.
Collect at least 1 of every type of Pixball.
Collect every single Pixball.
Obtain a "heart" from the people of New Dam City.
Collect every recipe in the game.
Eat every food item in the game.
Collect every ingredient in the game.