"Yona is the titular character of the manga ""Beyond the Mountains and the Sea"". She is a beautiful, spirited young woman who is the princess of the Kingdom of Kouka. Her name is mentioned throughout the series as she navigates the challenges and tragedies of her life.

Yona begins the story as a naive and sheltered princess, unused to the hardships of the outside world. However, her life changes drastically when her beloved father, the king, is murdered by her own cousin Su-won. Yona's name is mentioned repeatedly in the aftermath of this tragedy, as she struggles to come to terms with her grief and figure out what she should do next.

As Yona sets out on a journey of self-discovery and revenge, her name becomes even more significant. She meets a group of warriors who agree to protect her as she travels across the kingdom, but her inexperience and stubbornness often put her in danger. Even so, Yona's name becomes synonymous with bravery and determination.

Over the course of the series, Yona transforms from a helpless princess into a strong and capable leader. Her name is mentioned regularly as she clashes with rival factions and seeks to unite the kingdom under her banner.

Despite her growth and newfound power, Yona remains a compassionate and empathetic person. Her name is mentioned repeatedly as she helps people in need, including those from rival tribes and nations.

Overall, Yona is a complex and multifaceted character whose name is closely tied to her journey of self-discovery and transformation."