Difference kawasaki ninja rr, krr and r

Many people who do not know what the difference between kawasaki ninja rr, KRR and r. Actually it all depends on the engine and body kit. Kawasaki Ninja RR have been using fairing and engine using super kips, while the type Kawasaki ninja r does not use the fairing and was not using superkips, but the year is now all  kawasaki ninja 150r variant motorcycles have used the technology used by his