I've seen Kakashi being refered to as Copy Ninja, but lately I've seen scans refering to him as Mirror Ninja Kakashi. Are they both accepted or is one of them mistranslated?

Considering Kakashi was known as the copy cat ninja, why didn't he copy things like Tsukuyomi? - Quora

If Kakashi is “the copy cat ninja” because he possessed one Sharingan, why aren't all Uchihas considered 'copy cat ninjas'? - Quora

Naruto Manga 464 Breakdown and Naruto Manga 465 Spoiler Discussion: Join The Dark Side Today, They Have Cookies 0_0

Naruto Manga 464 Breakdown and Naruto Manga 465 Spoiler Discussion: Join The Dark Side Today, They Have Cookies 0_0

Is Kakashi nothing without his Sharingan? After all, he was call Kakashi of the Sharingan or the Copy Cat Ninja because of his Sharingan and nothing else. - Quora

Naruto Manga 464 Breakdown and Naruto Manga 465 Spoiler Discussion: Join The Dark Side Today, They Have Cookies 0_0

Naruto Chapter 476: Even An Old Fox Knows a Couple of Tricks

Kakashi The copy Ninja : r/Naruto

Is Kakashi nothing without his Sharingan? After all, he was call Kakashi of the Sharingan or the Copy Cat Ninja because of his Sharingan and nothing else. - Quora

Kakashi The copy Ninja : r/Naruto

Naruto Manga 464 Breakdown and Naruto Manga 465 Spoiler Discussion: Join The Dark Side Today, They Have Cookies 0_0

Can Kakashi still use the techniques he copied now that he doesn't have the Sharingan? - Quora

Kakashi The copy Ninja : r/Naruto

Is Kakashi nothing without his Sharingan? After all, he was call Kakashi of the Sharingan or the Copy Cat Ninja because of his Sharingan and nothing else. - Quora