The Samurai’s role in Japan is to fight all the battles and wars. They pledged loyalty to the local lords and fought for honor, glory and valuables. They emerged as military aristocrats and rulers. Bushido codes through them were guide and defined their service and attitude as best members of Japanese society. During the invasion of Japan they are responsible to keeping their honor for whatever they are fighting for especially honor. They even commit suicide to avoid being captured by the enemies. This is their duty how important was and it shows their loyalty in Japanese society. The Samurai trained themselves well to win over other invader in their motherland. Even their way of living is still based on the morality of the whole humanity. The Samurai serves as a concrete model of bravery, loyalty, morality, courage and honor, they for the development of the society they belong, especially the Japanese society.