Songbringer achievements

Perform 50 charge attacks.

Finish the fourth dungeon

Play the game at 11:11 AM or PM

Have less than 1 courage after vanquishing a boss

Combine two items at the Droidsmith

Finish the third dungeon

Open a secret wall

Use a Cactus or Meditation to find a secret.

Finish the second dungeon

Kill four or more enemies at once

Walk a secret path

Finish the first dungeon