Sorry,Good Job! 5 is not avaiable yet. We will update Good Job! as soon as it is released.
If you want to read new chapter of Good Job! at the first time,you can subscribe it. We’ll send your the email as soon as Good Job! 5 updates.

Have more fun on facebook:

https://www.facebook.com/mangahomelife/

Or enjoy fantasy shoujo moments on tumblr:

https://onlyshoujo.tumblr.com/

You can read some other great manga to kill time