Samejima's sacrifice saves the party from Juli's sneak attack.  His anger at his wounded friend causes Janua to unleash his powerful ninjutsu, but Juli is unphased and speaks to him with a smirk.
So I let him go deliberately, but...
Por tanto, lo dejé escapar pero...
Bueno, he dejado que escapes y...
Por isso, eu o soltei
deliberadamente, mas...