The episode's resolution takes a dark turn through the actions of , a corrupt NSC (Ninja System Commission) official secretly serving Koga.
Reviews highlight that this episode significantly raised the stakes, with some viewers noting that the death of Yumika was a necessary "gut punch" to move Ittoki's character forward. However, some critics found the sudden introduction of long-distance mind control to be a jarring departure from the show's established technological focus. Shinobi no Ittoki Episode 9
Revealed as a "sleeper agent" for Koga, likely due to biological experiments performed on her before she joined the Iga. The episode's resolution takes a dark turn through
During the mission, a mechanical ninja unexpectedly aids Ittoki by placing grenades on the charging system. After the resulting explosion disables the Asura units, it is revealed that the mechanical ninja was actually Kirei Kisegawa in disguise, choosing to help Ittoki despite her previous ties as a double agent. Revealed as a "sleeper agent" for Koga, likely
While being questioned by Shione Kozuki, Genji performs a hidden jutsu. This triggers a long-dormant mind-control mechanism within Kousetsu , Ittoki's lifelong friend and protector.
Formally rejects her role as a spy to become a genuine ally to Ittoki.
Faced with overwhelming force, Ittoki formulates a desperate plan to destroy the Koga's charging station, which powers the Asura units.