In order to defeat Chili Pepper, who intends on killing Joseph Joestar, Josuke and the others head to the harbor. Jotaro believes that Chili Pepper will try to get to Joseph's boat with something that requires a battery, so he leaves Josuke and Koichi at the harbor, telling them to attack the user if he shows himself. As Josuke is dealing with his conflicting feelings towards Joseph, the very confident user of Chili Pepper shows himself.
You need to protect your father 
from on-shore. Got it, Josuke?
عليك أن تحمي والدك من الشّاطئ يا جوسكي
Du musst deinen Vater hier
von der Küste aus beschützen.
Tienes que proteger a tu padre
desde tierra firme, Josuke.
Tienes que proteger a tu padre
desde tierra firme, Josuke.
Protège ton père
depuis la terre ferme !
Dovrai proteggere tuo padre
dalla terraferma. Intesi, Josuke?
Você precisa proteger seu
pai aqui, em terra firme.