Eh why not? People have actually asked me to do more stuff like this:
I'll just say in my comic that Naota is a very vivid dreamer.
Here's the new design if people are interested:
Spoilers, Naota ACTUALLY looks like this and the previous design is what he thinks he looks like.
Thought it'd be neat if (New) Naota is just "imagining" these worlds by "travelling" across them and looking for an aesthetic before settling on the look he had throughout the series.
If you use the old one, then that implies he's just dreaming.
Just something I can bring up so Naota can reference these series in That Stick Figure Isekai.
I'll be posting more characters since well... That Stick Figure Isekai has all sorts of artstyles. For exmaple;