And a third "exotic" idea:
What about a M3 Stuart captured and used by the Japanese?
I'm thinking about the Kengi kit, maybe with Manel Arin's great figures under the GasoLine label?
Here a couple of pics; even if they do not all depict the type modelled by Kengi, the might inspire somebody:
The turret insignia on these tanks should be 3rd Company of the 7th Tank Regiment, on the Philippines as well:
I would love to see one of those.