Naruto Shippūden
If you want the episode where the begins (with divisions fighting armies of reanimated shinobi), that is Episode 250 (or Episode 248 for the mobilization). 4th great ninja war start episode
Initiation of the Fourth Great Ninja War: Anime Episode Identification & Summary Naruto Shippūden If you want the episode where
| Episode | Arc Section | Significance | |---------|-------------|---------------| | | Prelude to War | Formation of the Allied Forces, Naruto’s training. | | 247 | War Begins | Tobi declares war; first Edo Tensei battle. | | 248-249 | War Front | The main divisions mobilize. | | 250 | War Front | The “Battle of the Coast” intensifies. | 4th great ninja war start episode