TV-Series
Description
Iga Oboro is the granddaughter of Ogen, the elder of the Iga Tsubagakure clan, and is designated as the heir to the clan's leadership. Her background is defined by a long-standing, bitter feud between her Iga clan and the rival Kouga clan, a conflict she is positioned to help resolve. In a political arrangement aimed at forging a lasting peace, Oboro is betrothed to Kouga Gennosuke, the heir of the Kouga clan. The two genuinely fall in love, and before the events of the main story, they frequently meet in secret along their clans' borders to practice a traditional Japanese fan dance, which they planned to perform at their wedding.

In terms of personality, Oboro is defined by her gentle, sweet, and compassionate nature. She is notably kind, selfless, and trusting, but also quite naive, passive, and clumsy, lacking any real skill in martial arts or traditional ninjutsu. These traits cause many of her fellow Iga ninja to view her as an oddity or a black sheep within the clan, a fact that she is painfully aware of. Despite the disrespect she often receives, she remains deeply loyal to her clan and its people. Her primary motivation is her sincere hope for an end to the generations of hatred between the Iga and the Kouga, a dream she believes can be realized through her union with Gennosuke.

Oboro's role in the story is that of a tragic heroine caught between duty and love. When the shogunate nullifies the old truce between the clans, forcing a lethal competition between ten elite warriors from each side, Oboro is selected as one of the Iga representatives. Following the death of her grandmother Ogen, she technically ascends to the position of Iga clan leader. However, her passive demeanor and lack of combat ability allow the ambitious and ruthless Iga ninja Tenzen Yakushiji to quickly usurp her authority and take command of the war effort. Oboro is thus placed in an incredibly painful position. While she wishes to avoid conflict with her beloved Gennosuke, her clan uses her feelings to trick and manipulate her, and her loyalty prevents her from easily defecting.

Her key relationships are the driving force of her character arc. Her love for Gennosuke is absolute and pure; she becomes completely devoted to him, and this relationship is the core of her identity. Conversely, her relationship with Tenzen is one of predator and prey. Tenzen lusts after Oboro and her position, seeing her as a tool to legitimize his control over the Iga clan, and his obsession leads him to repeatedly attempt to assault and manipulate her. She shares a close, familial bond with her fellow Iga ninja, Akeginu and Koshirou Chikuma, who are among the few who never openly criticize her and treat her like a sister and brother, respectively.

Throughout the story, Oboro undergoes significant development, moving from a passive, hopeful girl to a woman forced to make impossible, tragic choices. Initially, she is torn between her love for Gennosuke and her duty to her clan. As the war escalates and her clan commits more atrocities, her resolve strengthens. In a desperate attempt to avoid having her unique power used against Gennosuke, she makes the drastic decision to temporarily seal her own eyes using a potion given to her by Ogen, called the Seven Days of Darkness. This act demonstrates her willingness to sacrifice her own well-being for her principles and her beloved. Her development culminates in the final episode, where, forced to confront a blinded Gennosuke, she finally defies her fate entirely. Rather than kill him or continue to live as a pawn, she confesses her love one last time and commits suicide, sacrificing herself to end the cycle of violence.

Oboro lacks any physical combat skills, but her sole ability is arguably the most powerful of all the ninja in the conflict. She was born with the "Mystic Eyes," a terrifying ocular power that can instantly nullify the ninpo and special techniques of any ninja who meets her gaze directly. This power is constantly active, making it a threat to both enemies and her own allies should she look at them. It is revealed that there is a more dangerous hidden aspect to this ability: if Oboro holds enough hatred in her heart, her gaze will not only nullify a technique but also mutilate the enemy. Despite this immense power, she is largely unable to defend herself in a conventional fight, making her vulnerable and reliant on others for physical protection.
Cast