Sorry,Bara no Kusari 5 is not avaiable yet. We will update Bara no Kusari as soon as it is released.
If you want to read new chapter of Bara no Kusari at the first time,you can subscribe it. We’ll send your the email as soon as Bara no Kusari 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