Of course, even if you power up by giving Shinobu-chan as much of your blood as you can, Compared to during spring break when you were still a vampire, I don't think you can draw forth more than a tenth of the power you did then.
もちろん 今の 阿良々木くんが 今の 忍ちゃんに 限界まで 血を 与えて パワーアップしたとしても 阿良々木くんが 吸血鬼だった 春休みのころの 十分の一くらいの 能力しか 発揮できないと 思うよ