Grisaia no Kajitsu sounds really familiar....

The main character and plot sounds really similar to Sharin no kuni.
are they really similar? (no spoilers please)

regardless, the translation will be coming out soon so we shall find out...

You may be interested in the characters function on VNDB:
For Sharin no Kuni, Himawari no Shoujo - http://vndb.org/v57/chars#chars
For Grisaia no Kajitsu - http://vndb.org/v5154/chars#chars

Make sure you have the option to hide spoilers selected so you don't spoil yourself.

Yep, its story focus looks similiar. Cause it revolves around heroine`s trouble and how protag solved it.

Translation is finally out