Sorry,Cosmic Colour 4 is not avaiable yet. We will update Cosmic Colour as soon as it is released.
If you want to read new chapter of Cosmic Colour at the first time,you can subscribe it. We’ll send your the email as soon as Cosmic Colour 4 updates.

Have more fun on facebook:

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Or enjoy fantasy shoujo moments on tumblr:

https://onlyshoujo.tumblr.com/

You can read some other great manga to kill time