Here is the full list of all 37 Songbringer achievements.
Kill every kind of enemy at least once.
Gain the power to meditate during battle.
Interact with every NPC.
Finish the seventh dungeon.
Finish the eighth dungeon.
Finish the sixth dungeon.
Finish the fifth dungeon.
Finish the ninth dungeon.
Play the game at 11:11 AM or PM
Finish the fourth dungeon.
Have less than 1 courage after vanquishing a boss.
Speak friend and enter.
Finish the third dungeon.
Meditate or use a cactus to find a secret.
Combine two items at the Droidsmith.
Finish the second dungeon.
Walk a secret path.
Open a secret wall.
Kill four or more enemies at once.
Buy an item from a store.
Finish the first dungeon.
Enter any dungeon.
Wield the nanosword.
Complete the game with any percentage of items.
Complete the game with 100 percent items.
Complete the game with 100 percent map.
Complete the game in permadeath mode.
Complete the game in under 2.5 hours.
Complete the game without the sword.
Unlock all achievements.
Clear an easy dungeon of all enemies.
Clear a difficult dungeon of all enemies.
Complete the game without buying any items.
Complete the Trial of Ren.
Perform 50 charge attacks.
Craft the Hyper Boots.
Craft the Flamethrower.