i think this is already drop
you can read the translated novel here
http://shuuen-scans.tumblr.com/novel2-masterpost
so the last update is almost a year ago
here's a link to give you raw with translation
http://raffmanga.ch/manga/six-half/
I've seen the first chapter at lezhin and there were no other chapters available at the time, and i was expecting a CUTE, WHOLESOME, FLUFF story
and look where we are :3