Age: 16 Birthday: April 7 Sign: Aries Height: 157 cm Race: human As the princess and the only heir of the Kouka Kingdom, Yona was raised with extreme care and gets whatever she wants, for example, beautiful accessories and clothing. This leads her to being a spoiled princess. After some life-changing events, Yona developed into a strong young lady who lives for the people of Kouka Kingdom, while also paying back the friends who helped her survive.