The fourth battle of Wakayama Castle is between Ichinotani Tenma and Anayama Kosuke.  Anayama says "Justice" a lot.  He attacks Tenma with his warped sense of justice.  A badly wounded Tenma continues to fight, hoping for just one thing: to meet the father and mother he's never seen.
I'll get stronger! So I can do even more!
¡Seré más fuerte!
 ¡Y podré hacer mucho más!
¡Me haré más fuerte! ¡Y 
podré hacer mucho más!
Eu vou ficar forte!
 Para que eu possa fazer ainda mais!