Kiyomi Septonia's personality is a vivid tapestry of contrasts that stem from her royal upbringing and intrinsic qualities. As the "Silver Steel Princess," she embodies the charisma and warmth that naturally draw others to her, radiating an energy that sometimes belies the weight of her responsibilities. Her commitment to justice, kindness, and duty, values instilled from a young age, profoundly influence her actions within the Luminous Heart Guild and her personal life.

Despite her vibrant nature, Kiyomi's youthful exuberance sometimes veers into naivety, occasionally clouding her judgment with idealism. This facet of her personality often places her at odds with the pragmatic demands of her royal duties and the complex realities of guild politics. Yet, Kiyomi's passions extend beyond these obligations to a deep love for fashion and art, subjects she enthusiastically explores, often steering conversations towards these interests. Her creativity is spontaneous, leaving behind a trail of doodles and designs that reveal her artistic spirit.

However, Kiyomi's personality also exhibits less favorable traits that add complexity to her character. Known for being somewhat sloppy and disrespectful, these aspects can frustrate those who depend on her precision and decorum. Her absent-mindedness often leads to forgetfulness, and she struggles with grasping complex conversations or situations, which can hinder her effectiveness as a leader.

Additionally, her laid-back attitude and reliance on her privileged status to delegate royal duties indicate a certain laziness and lack of urgency. Kiyomi's prideful, self-centered, and stubborn nature often expects praise and pampering due to her royal heritage, traits that can alienate her peers and sometimes undermine her genuine efforts to make a positive impact on her community. Despite these challenges, Kiyomi's journey involves navigating these complexities, balancing her vibrant charm with the maturity needed to fulfill her responsibilities as a princess and a mage within the Luminous Heart Guild.