Zenitsu

Zenitsu is a main character in the popular anime and manga series Demon Slayer. Initially portrayed as a cowardly and timid individual, Zenitsu is skilled in Thunder Breathing, a technique that he uses with electrifying speed and raw power. Despite his initial fears, Zenitsu possesses a strong sense of loyalty to the Demon Slayer Corps and a desire to prove himself. He is fiercely competitive, often bragging about his strengths, although this is typically met with skepticism from his peers. Zenitsu is known for his unique sleeping habits and his ability to enter a 'Thunderclap and Flash' mode under stress. Despite his lack of confidence, Zenitsu's character arc evolves as he grows braver and more capable, often surprising both the viewers and himself with his feats. He shares a complex relationship with fellow Demon Slayer Tanjiro Kamado, oscillating between reliance and rivalry. Zenitsu's jovial nature and his struggle with personal fears make him a fan-favorite character.