I had guessed it was Sri Lanka since it is also shown just off the coast of India. Then I figured it was more likely Indonesia given it’s surrounded by so many other islands and not that close to India. But yeah, now that I know that the name meant Japan I’m wondering if it’s depiction on the map is a conflagration of accounts of Indonesia and Japan.
I’m imagining that his wife will never hear the end of it. “See honey, and you said I didn’t need to carry two guns around all the time. Well look who was right about that.”