Tailed Beast Bomb: It's simple you just change your Chakras form. Pull it into your mouth then compress it and then release it. Tailed Beast Chakra should feel like an extension of your limbs. But not to be mistaken for your actual ones. Tailed Beast Chakra is a combination of positive Blue Chakra, and Negative Red Chakra. The balance is the key. Now when you're compressing it if you make the red to blue ratio 2/8 it will form a sphere.
This is a Tailed Beast Bomb just like Eight-Tails. Dodai didn't think it was possible for a Jinchuriki in Human Form to handle such a heavy Chakra Sphere. His Chakra Cloak has dissipated