A skilled half-demon demon slayer operating in the feudal era. She suffers from severe amnesia regarding her past and her twin sister, serving as a key figure in the era-spanning conflict.
Biological twins separated by a forest fire and time portal, driven by a shared quest to reunite and reclaim their memories.
In episode 2, Towa and Setsuna spent time in a forest until a wildfire occurred, leading to their separation when Towa was dragged away by a portal. I...
A strained dynamic where Kirinmaru's past actions directly endanger Setsuna's life and sanity.
Kirinmaru views Setsuna as a threat, destroys her naginata blade, and believes she has died peacefully, highlighting his emotional detachment.
Zero actively sabotages Setsuna's stability by manipulating her demonic seal, making her a primary adversary.
In episode 22, Zero steals the seal from Miroku containing Setsuna's demon blood and dispels it, causing her to lose control. In episode 37, Setsuna t...
Kohaku regularly assigns Setsuna high-risk missions, acting as her primary commander and protector.
In episode 5, Kohaku sends Towa and Setsuna to deal with Jakotsumaru. In episode 20, Miroku subdues Setsuna and applies a seal, with Kohaku's group in...
A growing bond between two half-demon warriors who support each other through amnesia and demonic trials.
Setsuna and Moroha travel together, rely on each other during personal crises, and fight alongside Towa against demon threats.
Zero exploits Setsuna's cursed physiology to create chaos and gain leverage over the half-demon princesses.
Zero steals the seal containing Setsuna's demon blood, triggers her rampage, and uses her instability as a tactical weapon against the protagonists.
Riku shares historical knowledge with Setsuna, though their relationship is marked by initial mistrust.
In episode 8, Riku reveals plans to use the girls. In episode 21, Riku defends Towa, but Setsuna arrives and attacks Riku, showing complex interaction...
A structured working relationship where Kohaku provides resources and Setsuna delivers results in demon suppression.
Kohaku employs Setsuna as a demon slayer, assigns her missions, and provides support while gradually recognizing her loyalty and combat prowess.
A cooperative dynamic built on shared demon-slaying goals and cross-era coordination.
Hisui collaborates with Kohaku and Setsuna on various missions, maintaining a respectful rapport despite his past allegiance to Kirinmaru.
Rion seeks Setsuna's help to break free from her father's control, forming a cooperative alliance.
In episode 29, Rion asks Setsuna to sever the thread of fate connecting her to her father. In episode 47, Setsuna directs Towa and Moroha to continue...
Former companions from the past whose shared history influences their present interactions.
In episode 8, Riku puts Towa, Moroha, and Takechiyo to sleep. In episode 31, Takechiyo's request intersects with the twins' activities.
Explore the full interactive character relationship map of Yashahime: Princess Half-Demon