|The Operation Summer|
|(Hatsudou Opereshon Sama, 発動オペレーションサマー)|
|Previous||The Meaning of a Captain|
|Next||A Midsummer Night's Dream|
|Japanese||August 30, 2014|
After averting the previous crisis, Daichi and the others are ready to begin the Operation Summer, but Salty Dog activates their most powerful weapon in order to stop them. Meanwhile, the Planetary Gears succeed to gather enough energy to launch a full scale attack.