Nope, it's like five games with different gameplay mixed into one with visual novel elements as the merging glue between routes. You most likely only saw the prelude which is exclusively a vn.
The game Shuten Order should be added under the category "Nintendo Switch Software + Upgrade Pack Releases". Also it's a really good game lmao, one of the very few to actually run at 120hz.
Okay then
https://en.wikipedia.org/wiki/Nintendo_Switch_2
And a simple Google search can tell you that you there are no other devices that uses the SOC. Which means it's custom.
As nice as it is, that's a mere slap on the wrist as far as Nintendo is concerned. They'll most likely pay and ultimately proceed to still ignore the issue.
I mean the mod doesn't necessarily need to fit inside of the console. You could solder some wires to whatever points you need to solder to and then hijack the top usb c port so that it stops working as one and use it's pins to connect it to a...
People say Pokopia doesn't deserve a full cart release...
It's still published by Nintendo and only ten freaking gigabytes. They know what they're doing.