Meh, ignorance is bliss.
"These two games might be the best visual novels in the world. And i've played a lot of translated visual novels by now."
There, fixed it for ya.
Judging by the titles you listed, you've only scratched the surface of VN.
Here's a quote of Sir Isaac Newton:
I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.