Great find Flyzy! I've posted on reddit asking the creator if they would be willing to help make it happen. It would be a really cool follow up to G&W Factory. It would be even more amazing if he would be willing to design the manual as well!
Viewing post in Homebrew handheld games
Found a playable version, apparently from another artist (Eventlesstew)
, here : https://www.reddit.com/r/gameandwatch/comments/120x4rx/pacman_but_its_on_the_gam...
Not quite the same though, but might be helpful for the gameplay.