Here is the thing about Akira's tracking moves. They don't shine to initiate. They are more so to keep the opponent honest, and then catch them in a GB as they stagger to recover. 4P is what you'll use to catch a side step. PP is your other viable option. 214P should only be used when you have an educated guess that they'll side step.
It's easy to beat somebody that can't defend himself but let's see how good he did against me https://www.youtube.com/watch?v=QE_Emr25W_I where is the offense?