A mother raises two sons alone after her husband dies. A boy at a temple hides two buns to give them to a kind family, but snow falls and he doesn't know where they are... The Tengu of Mt. Kurama gives Ushiwakamaru his father's sword, and trains him to become a great samurai.
as long as the sun is the in sky, 
we can live like this forever.
Mientras el sol permanece en el cielo,
Mientras el sol permanezca en el cielo,
enquanto houver sol no céu, 
poderemos viver assim para sempre.