It is just impossible for you westerners to look like us Asians because we Asians and you westerners are simply born differently. This is mainly the reason why you westerners must not Cosplay our Anime, Manga and our other Asian characters because we Asians make our Anime/Asian characters based on our own Asian's facial & body form. So when you westerners prefer on choosing to Cosplay our Anime/Asian characters, it is :
1. Racism towards us Asians because it is the same as you westerners impersonating us Asians since the true purpose of Cosplay is trying to look like or trying to impersonate certain characters, if not then that will not be called as Cosplay. Impersonating other race are always racism no matter for what reason it is, there are also terms used for it like the "colors name face" terms.
2. Hurting millions of our Anime fans because you westerners never able to succeed on cosplaying or on looking like our millions Anime fans favorite Anime characters, in the end it cause harm to our Anime business because many of our Anime fans who have seen horrible Cosplay of their favorite Anime characters tend to turn on hating the Anime of their ex-favorite Anime characters come from.
In conclusion, you westerners must not Cosplay our Anime/Asian characters are not because of your race or not because you westerners born as westerners, but because we Asians simply want you westerners to stop insulting us Asians and to stop hurting millions of our Anime fans. Be proud of your own western race by prefer on choosing to Cosplay your own cartoon/western characters because we Asians will not care with whatever it is you westerners doing to your own selves or to your own western stuff like your cartoon/western characters, Anime not only belong to us Asians but also what hundreds millions peoples around the world become fans of. Stop on doing racism to us Asians and stop hurting millions of our Anime fans by stop cosplaying our Anime/Asian characters.