Assuming that they're gonna stick to "high-resolution visual novels" by PULLTOP then there's Konosora and the fandisk, and also Kanojo to Ore to Koibito to which are in 1280 x 720.
But yeah, that focus on the resolution of the visual novel itself is kinda weird/dumb..
Here's the link to the original interview: http://projetsaya.fr/?page_id=308