Sorry,Smile Style 15 is not avaiable yet. We will update Smile Style as soon as it is released.
If you want to read new chapter of Smile Style at the first time,you can subscribe it. We’ll send your the email as soon as Smile Style 15 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