Naruto Shippuden Episode 223 -

Following the Five Kage Summit, Lady Tsunade sends Naruto on a secret "S-rank mission" to keep him hidden from the Akatsuki as the Fourth Shinobi World War looms.

Naruto Uzumaki, Yamato, Might Guy, Aoba Yamashiro, and a local fisherman named Yusuke. Plot Summary

After a fierce struggle, Yusuke defeats the marlin. Naruto discovers a Fuma Shuriken embedded in the creature's head—the source of its pain and aggression. Once Naruto removes it, the marlin (revealed to be a summon left over from the Third Shinobi World War) dispels and returns home. Is it worth watching?

This episode and the surrounding arc (223–242) are often skipped by fans who want to stick strictly to the main story. However, it offers lighthearted "whimsical adventures" and focuses on underused characters like Guy, Yamato, and the rest of the Konoha 11. 'Naruto Shippuden' Filler List: Every Episode You Can Skip