"Hiroki Fujimoto is one of the main characters in the popular Japanese manga series ""Knight Under Heart"". He is a 19-year-old college student and a skilled martial artist who is obsessed with becoming a knight. Hiroki is known for his determination and unwavering commitment to his goal.

Hiroki is a tall, athletic, and handsome young man with short black hair and piercing blue eyes. He has a muscular physique, which he maintains through intense training and physical exercise. Hiroki usually wears a white shirt and black pants, which give him a sophisticated, elegant look. He is also known for his kind, sensitive personality and his ability to empathize with others.

Hiroki comes from a middle-class family and has a close relationship with his parents. However, his passion for becoming a knight has strained his relationship with his family, as they do not understand or support his dream. Despite this, Hiroki is determined to pursue his goal no matter the cost.

Hiroki's skills in martial arts are exceptional, and he is known for his strength, agility, and quick reflexes. He has honed his skills through years of training and dedication to his craft. Hiroki's martial arts skills are also essential for his ultimate goal of becoming a knight, as he believes that they are necessary to protect others and uphold justice.

As the story progresses, Hiroki is drawn into a dangerous adventure that tests his strength, skills, and resolve to become a knight. He faces numerous challenges and obstacles, but his determination and never-give-up attitude help him overcome them. Hiroki's journey is not only about becoming a knight but also about personal growth, self-discovery, and finding his place in the world.

In conclusion, Hiroki Fujimoto is a compelling and inspiring character in ""Knight Under Heart"". His determination, martial arts skills, and kind personality make him an ideal protagonist for the series. Hiroki's journey to become a knight is not only exciting but also a testament to the power of human will and the importance of following one's dreams."