Main World.
Year 23 of Konoha, summer.
British Continent, New Capital.
Imperial Palace, training room.
Toyotomi Yinglang stood in the center of the training room, his hands clasped behind his back, his moon-white Kariginu glowing softly beneath the lights. Before him stood an enormous punching bag-not an ordinary one, but a specially made one, with alloy steel on the outside, high-density gel beneath it, and sand at its core. This punching bag could withstand a Jonin's full-power strike without breaking.
Kushina stood at the edge of the training room, her arms folded and her brow slightly furrowed. "What are you doing?"
"Designing techniques." Toyotomi Yinglang's voice was calm.
"For Jilan?"
"No." Toyotomi Yinglang shook his head. "For myself. Jilan has to walk his own path."
He raised his right hand and clenched his fist. There were no chakra fluctuations over his knuckles, no light at all. He punched the bag.
Bang!
The punching bag did not budge. But a fist-sized dent appeared in the wall behind it. Kushina's pupils contracted slightly. "This is..."
"Color of Armament." Toyotomi Yinglang withdrew his fist. "Making spiritual energy tangible and compressing it into the fist bones. Not covering the entire hand, just concentrating it over the knuckles. That gives it greater penetrating power."
He walked over to the wall and touched the dent.
"The force is still too dispersed. It should only damage the inside, not the outside."
Kushina's brow furrowed slightly. "Only damage the inside? How do you do that?"
"Compress the Color of Armament deeper." Toyotomi Yinglang turned around and clenched his fist again. This time, the dark spiritual energy did not cover his knuckles but seeped into the bones within his fist. He punched the bag again.
Bang!
The punching bag still did not budge. But no dent appeared in the