(I would imagine so. But since your character is a sword collector i would allow him to keep the swords he just cant use them all the time. As for the use of Zabuza's sword you will need to post info in the equipment section with its abilities. And make the drawbacks kinda risky, as it is a legendary sword. We cant have anyon OP can we?)
Yoshitsune had heard enough. "Listen," he stated calmly, "please respect my friend Taro. Hes all ive really got. We have to head to my clans headquarters first. And then i will be ready."