Isolation is a basic dance move that's very necessary and a must-known to all dancers. It's moving one part of your body isolatedly from the rest. It include moving your neck, your shoulders, chest and hips.
First introduced in the anime episode 5, by Mizuki and Yuzuru
The neck[]
Put your arm up like a Maharaja and try to tough them with your ears, move backwards, forward, left and right.
The shoulder[]
Imagine having kittens on both your shoulders and try not to drop them.
The chest[]
With the kittens still on your shoulder, you will now fire a laser beam from your chest. Then you let the enemy's beam hit you in the chest.
The hips[]
Imagine your butt is like a pendulum clock and move left to right. Imagine your butt is like that of a duck, move backwards and then make the duck's bil, move forward.