What episode did Naruto get his arm back?
In contrast, Naruto’s arm was recreated using Hashirama’s cells, but bandaged to avoid looking like the evil White Zetsu. However, in Boruto Episode 179, Katasuke, head of Konoha’s science division, meets Naruto and Shikamaru, and presents the perfected prosthetic arm.
Does Naruto lose his arm forever?
After the battle with Sasuke at the Final Valley, they both lost one of their arms/ forearm. After they returned to the Leaf Village Tsunade implanted Hashirama’s cells into Naruto’s lost arm and created a “perfect prosthetic arm full movement and feeling too.