Irony of that mask is that the nose point is what allows uas to see who it is.



If Kaku and Usopp were wearing the same clothes and a match wig they would look alike, same height and similar slim build.

..but the Nose Knows who is who

..even if its wraped in bandages which makes (unintently) it looks part of the mask.



its the ago-old round vs square.

In a costome contest Usopp would win by a point, a nose 'point' that is