Does Mirio Get Permeation Back?

Yes, you did read it right. Mirio is back in action with his quirk back in top shape. ... If she were able to harness her quirk for long enough, Mirio's quirk could have been reverted back to its state before Overhaul appeared, and that would give him the ammunition needed to join the raid at long last.

Does Mirio get his quirk back?

Mirio Togata, aka Lemillion, gets his quirk back after a long 6 months hiatus and returns to the frontlines to save a million lives, as promised! Eri manages to use her quirk “Rewind” to bring Lemillion's Permeation quirk back in Chapter 292 of My Hero Academia. 1.

Does Mirio still have permeation?

Despite light passing through his body while his Quirk is active, Mirio is still completely visible to outside observers.