I recall a quote that translates to:
"there's mosaics in front of your eyes but none in your heart (imagination)"
It is said that those who play enough will gain the ability to see through mosaics.
UBW disappointing, but that saber pose will get lots of photoshop treatment again hahahha.
And yuki nagato no shoushitsu is meh, really dont know why they wont continue adapting the LNs.
君望 and WA2 are probably best known in this category, both are quite serious, heavy, and focused on relationship problems. Other examples include: MO2, WA1, ef, 君と彼女と彼女の恋, Lunaris FIllia, the original muv luv, school days, etc.
It's easy, just follow these steps
1. Learn Japanese, N2 level is good enough in this case
2. Purchase the game (or *cough get it somehow *cough)
3. Switch to Japanese locale in Windows, go to control panel->language and region->administrative, reboot
4. Install the game and enjoy!