| req = "Setsubun Extra Mission" Organize a fleet with a Battleship or Aircraft Carrier as Flagship along with 2 Destroyers and eliminate the enemy fleets in the Southern Waters in the '''Salmon Sea Area'''and the '''Area North of it''' within the Setsubun period (Improvement Battle results possibility)
+
| req = "Setsubun Extra Mission" Organize a fleet with a Battleship or Aircraft Carrier as Flagship along with 2 Destroyers and eliminate the enemy fleets in the Southern Waters in the '''Salmon Sea Area''' and the '''Area North of it''' within the Setsubun period (Improvement Battle results possibility)
* Take a fleet consisting of 1 BB or 1 CV as flagship, 2 DD 3 XX and score an S rank at the boss nodes in 5-4 and 5-5.
* Take a fleet consisting of 1 BB or 1 CV as flagship, 2 DD 3 XX and score an S rank at the boss nodes in 5-4 and 5-5.