Quite! [He huffs.] He is a human sword, and exists for the reasons a sword would-more importantly, during the last period he had a good reason to 'let loose'...

[Hmm. ...Hopefully Nui won't rub this in Zangetsu's face, but against better judgement he points to his now robotic arm.]

He ate it.

...This current one is a replacement he purchased as an apology-though, no doubt it was also because he was somewhat tired of removing his own each morning to 'balance the handicap'...

[So that's a Big Yes.]