This is a filler episode from the Kurosuki Family Removal Mission arc.
This episode is a critical milestone where . Naruto Episode 156
After struggling with toad oil, Naruto learns to channel natural energy through intense focus. He uses Shadow Clones to accelerate his learning, a feat even Jiraiya couldn't achieve. This is a filler episode from the Kurosuki
Fukasaku marvels as Naruto achieves a "perfect" Sage Mode without frog-like physical mutations, surpassing both Jiraiya and the Fourth Hokage in this specific discipline. He uses Shadow Clones to accelerate his learning,
Tenten is defeated by Raiga but later saves Ranmaru. Naruto, Neji, and Rock Lee struggle against Raiga’s lightning-boosted powers until help arrives.
Meanwhile, the Raikage prepares for a Five Kage Summit to address the Akatsuki and retrieve his brother, Killer B, from Sasuke. Naruto (Original) — "Raiga's Counterattack"
This episode focuses on and her struggles with her clan's signature technique. Naruto Shippuden #156 REACTION!! "Surpassing the Master"