what episode does zoro lose his eye

Zoro does not have a canon episode where he loses his eye in the anime. The eye is already closed after the time skip , and the series has never shown the exact moment or given an official explanation.

What the anime shows

• Before the time skip, Zoro has both eyes visible.
• After the time skip, his left eye is permanently closed.
• The anime never shows a scene of him actually losing it.

What fans generally think

• Most fan discussion points to the injury happening during the two-year time skip.

• A popular theory is that it happened while training with Mihawk, but that has not been officially confirmed in the anime or manga.

Simple answer

There is no episode number for Zoro losing his eye, because the moment was never shown on screen.