Ruri

Summary
Zen's older brother's eldest daughter, when she was a child her mother and little brother died from starvation after an epidemy and a bad harvest, at that time her father was already dead too but it was never specified the cause, the most likely in a war somewhere, since then she was raised alone by Yuba, she's equally close to everyone in the village with the exception of Sayo and Shin that were the ones who spent more time with her in her childhood when learning spirit arts together from Yuba and that as fellow orphans hung up a lot too.

Since seeing Yuba's reaction when Rio said to her his parents' names and later Rio was allowed to stay with them in their house she suspected that he may be related to Yuba somehow too, but she did the tactful thing and decided to not ask about that until they decide to talk themselves, when Rio finally told her that they were cousins she was more surprised about Ayame being a princess than about being related to Rio, she was happy about it nonetheless.

By Yuba's petition she helped proactively in helping Rio to addapt to the village and to form a favorable relationship with their neighbourgs, when all the village's girls began to adress Rio as Rio-sama she was the only one that kept treating him normally what made Rio to consider her as his only important conversation partner, when all the boys got jealous of all the time that Rio and her spent together she never paid it any mind and defended Rio from them.

Personality
A cheerful, bright and sociable girls that treats everyone equally.

Relationship
Rio Karasuki: Rio's cousin, because she was the only who treated Rio always normally in the village, something that made Rio to consider his only important conversation partner.

Yuba: her grandmother, she raised her alone since rest of their relatives died.

Sayo: childhood friend.

Shin: Childhood friend.

Hayate Saga''': one of her suitors, it was hinted towards the end of volume 3 that Ruri began to favor him slightly over other men, but it wasn't said yet if that ship sailed already or not. '''

Trivia
The only one in the Yagumo region able of making Rio to not use polite speech with her.