Saitama is a character from the popular anime series One Punch Man. Known for his bored and flat affect, Saitama is famous for his incredible strength that allows him to defeat enemies with a single punch, hence the name of the series. His hair is a distinctive style with a widow's peak. Saitama is dedicated to his superhero duties but struggles with the monotony of his overwhelming power. He has a neighbor and disciple, Genos, who admires his strength. He originally trained for three years and lost his hair during this period, which gave him his current look. His motivation to become a hero stemmed from a desire for excitement and finding a worthy opponent.