You get to defend yourself and you get more respect
Because the protected Six Samurai is not being destroyed by Torrential Tribute's resolution, then it can be used to save one of the Six Samurai that is being destroyed.
It was a honor to be a great samurai. It's also a better life than being a farmer except if you like farming as a job. But being a samurai is not easy either.
Taira Masakado is often referred to as being "The First Samurai". He died in 940 CE.
Certainly. Samurai warriors were martial artists in the truest form of the term.
Being overwhelmed by Americans with guns
By fighting under any circumstances,by always being alongside him, agreeing with all of his lords decisions.
there is no benefits
A samurai can lose his honor in various ways. One being if his lord is killed, but the samurai(s) survive. Another being if a peasant or anyone in general mocks a samurai. The last way being if a samurai is captured in battle, or retreats from a battle. Typically, if a samurai loses his honor, he is to commit "religious" suicide, also known as seppuku.
"Samurai" was a hereditary title, meaning you were born into a samurai family and had no choice about becoming one. If not born samurai it was essentially impossible to become one, as samurai status was something that was given or taken at the will of the local daimyo (lord). And since the title and its associated benefits was considered the highest honour, the title was given to non-samurai families extremely rarely.
you were proven brave, protective, and worthy of qualities.
The benefits of being fit are living longer and better.