"Natsu is a pivotal character in the popular Japanese manga, ""I’m Not the Son of Destiny."" He made his debut early on in the series and quickly became a fan favorite due to his unique personality and history. Natsu's character is developed over the course of the story, and readers are able to see his growth and transformation as he confronts various challenges and obstacles.

Natsu is a stoic and strong-willed young man who has suffered greatly in his life. His past is shrouded in mystery, but readers learn that he grew up in a tumultuous household and was subjected to emotional and physical abuse. Despite these hardships, Natsu is determined to become a warrior and protect those he cares about.

Natsu's physical appearance is striking, with his bright red hair and intense blue eyes. He is lean and muscular, the result of years of rigorous training and discipline. Natsu's combat skills are impressive, and he is able to hold his own against much stronger opponents. His signature weapon is a katana, which he wields with deadly precision.

Despite his hardened exterior, Natsu has a softer side that he rarely shows to others. He is fiercely loyal to his friends and will go to great lengths to protect them. He also has a strong sense of justice and will not hesitate to intervene if he perceives that someone is being wronged.

Over the course of the series, Natsu's character undergoes significant development. He gradually learns to open up to others and accept their help. He also confronts his traumatic past and comes to terms with his own sense of identity. By the end of the manga, Natsu has become a well-rounded warrior, both physically and emotionally.

Overall, Natsu is a complex and compelling character who adds depth and richness to the world of ""I’m Not the Son of Destiny."" His struggles and triumphs make him easy to root for, while his steadfast determination and unwavering loyalty make him a true hero."