Sharingan

(写輪眼, Literally meaning: Copy Wheel Eye,Meaning (Viz): Mirror Wheel Eye) is the dōjutsu kekkei genkaiof the Uchiha clan that appears selectively among its members.[1] It is regarded as one of the Three Great Dōjutsu (三大瞳術,San Daidōjutsu, Literally meaning: Three Great Eye Techniques), the others being the Byakugan and theRinnegan.[2]