Zoro inherited Oden's blade and is even supposed to surpass him by making it black. While at the same time, most likely, be a descendant of Ryuma. Plus worst generation member. Zoro's blade has to injure Kaido.
That code is about honour and you’re telling me Kinnemon goes around engaging in feigned postering and showboating, which runs totally contrary to bushido? Kinnemon would rather slit his own belly than living the shamed existence of a faker