Responses
You can find some pictures here of the manga adaptation in the author's twitter. The drawing for Jake and Remi are somewhere there.
https://twitter.com/jl_langley?lang=en
Matt and Aubrey
https://twitter.com/AkiFuyuto/status/608793070616727552
I love their story, but I'm also curious on how Jake will look like. Somehow I want to see how their characters will match up.