Here is the full list of all 11 Mighty Switch Force! Academy achievements.
Complete 3 matches of VS. Mode
Beat all five "Classic" stages
Destroy all blocks in Course.04
Par all 20 "Courses"
Beat Course.20
Par 10 "Courses" with 2 more more players
Kick a "Bomb Baby" in VS. Mode
Par 4 "Courses" with 4 players
Shoot a "spider" enemy out of the air
Par 10 "Courses"
Par one "Course"