Here is the full list of all 10 Strikey Sisters achievements.
Beat the final boss and rescue Sachiro!
Uncover all the map!
Beat all stages in the game!
Beat any stage with 3 life hearts!
Get 100% coins in some stage!
Get 100% green gems!
Defeat all bosses!
Catch all monsters and complete the bestiary!
Beat all extra levels!
Get all Stars in extra levels!