Who put the sharingan in Kakashi's eye?

Answer 1

Rin Kakashi's former team-mate does (she's a medic) does - the eye is taken from Obito Uchiha (the last member of the squad - which was lead by the later Yondaime Hokage) who is dying and want's to help his friend in his last minutes :)

Answer 2

No he wasn't he only got it from one of his dear friends who was a uchiha.They were on a mission and Kakashi got hurt in the eye.His comrade and rival died trying to save them and Kakashi took his eye in place of his own also he built up the technique of sharingan.

Answer 3

left