If you are an Asian who hate any form of westerners racism against us Asians, an Anime fan who hate to see the Anime characters you love are ruined by the racist western cosplayers or just someone who hate any form of westerners racism then you can participate in the anti western cosplayers movement by :
1. Participae in the fundrising to greatly speed up the movement, you can also use bitcoin at the address - 16ho1hFR9oX4mUs6Q5s4h8zVRGLhu9AH14 -
2. Participate in the anti western cosplayers movement's circle, the more supporters then the more powerful the movement will be

3. Add more likes

4. Use the hashtag #AntiWesternCosplayers

Us Asians in Japan also agreed that our Anime characters are based on us Asians

Japanese spoken up against the racist westerners who keep claiming us Asians making our Anime characters based on them

The racist westerners who keep claiming us Asians making our Anime characters based on them are too dumb to realize that our Anime character...

Search : For example "Cosplay of the month" to see evidences of why only us Asians can Cosplay

Japanese visualization of westerners since hundreds of years ago to this day

This is just a support evidences for http://www.antiwesterncosplayers.blogspot.com/2015/06/we-asians-make-our-anime-characters.html so check that out first to know what this is all about.

In rice cooker commercials
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In official Japanese local government tourism commercials
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Toys
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Official Japanese government pamphlets
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This one is "special" because not only it is made for official Japanese goverment release but also because it is used for education purpose of Japanese.

Ukiyo-e painting
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This is dated back hundreds of years ago.

You can also make more sense about what this is about by reading http://antiwesterncosplayers.blogspot.com/2015/06/you-westerners-are-just-look-like-your.html

There are many more like that which you can see in Japanese television and market, in case you can't visit Japan then the easiest way to see more of that is just look at the internet using search engine by using keywords such as "westerners in Japanese ads".