How do you activate itachi's tsukuyomi mode in Ultimate Ninja 5?

To activate Itachi's Tsukuyomi in Ultimate Ninja 5, you need to fill your chakra gauge by performing attacks or blocking. Once the gauge is full, you can initiate the jutsu by pressing the appropriate button combination. Make sure you're in close range to your opponent for it to connect. Tsukuyomi will immobilize your enemy and deal damage during the animation.