On the mountain peak.
Qian tested Lightning Style: Lightning Prison a few more times, and only stopped casting it once he had fully grasped its damage and consumption.
After a short rest, Qian drew the long blade at his waist.
Next, he was going to practice Lightning Release: Lightning Flash Sword.
According to his plan, after Lightning Style: Lightning Prison reached perfection, the chakra he had previously allocated to it each day would be used to train this technique.
As for why he did not have a Shadow Clone train it...
It was simple. He first needed to test the consumption of training Lightning Release: Lightning Flash Sword so he could have an idea of its growth speed.
Indeed, in the two days after he had just obtained this technique, he had already trained it to the entry level, and its proficiency had reached lv1 (100/200).
Logically speaking, he already understood its consumption very well, so there was no need to test it again.
But that was not the case.
He had said before that Lightning Release: Lightning Flash Sword was a Nintaijutsu that combined ninjutsu and swordsmanship.
What affected its growth speed was not only his familiarity with swordsmanship, but also his mastery of Lightning Release Chakra.
Back when he had trained it to entry level, Lightning Style: Lightning Snake and Lightning Style: Lightning Prison had not yet reached perfection!
The former was one thing. With Lightning Style: Lightning Strike as a foundation, even after it reached perfection, the improvement it brought him was not great.
But the latter was different.
As a Rank B Ninjutsu with no low learning difficulty, its promotion to perfection had directly raised his understanding of Lightning Release Chakra by a level.
Under such circumstances, he naturally needed to test it again.
Once the