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