Answer:
I believe that it creates an encouraging tone.
Explanation:
It's basically saying how despite all the bad things something within inside him is still with hope and happiness.
They were very clean people who smelled good :D
His village is far away from the hub of government and power.
The law says that he and his friends can never return to Japan.
Before his father died, he had told Manjiro stories about samurais and what they do.
The loyal and heroic samurai of old times were all gone.