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.
Where are you, Insect-men?
¿Dónde están, hombres-insecto?
¡¿Dónde os habéis 
metido, Hombres Insectos?!
Onde estão vocês, Homens-Inseto?