Sorry,Nano Machine 238 is not avaiable yet. We will update Nano Machine as soon as it is released.
If you want to read new chapter of Nano Machine at the first time,you can subscribe it. We’ll send your the email as soon as Nano Machine 238 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