Indonesia is an Asian country north of Australia.
Papua New Guinea is also north of Australia, but it is not regarded as an "Asian" country.
Australia
Australia
Australia
The USA, all of North and South America, Antarctica, Australia, all those little Asian islands in the Pacific, Greenland, Europe, and a few Asian or African countries.
The Asian country you seek is North Korea.
North Korea
You have to specify the specific Asian country.
Australia is a western country in close proximity to the south eastern tip of Asia. It causes no problems. As the Malaysian Prime Minister said a few years ago, Australia is not an Asian country, and never will be.
Papua New Guinea is to the immediate north of Australia.
Mongolia
Australia Mainland Australia is due north of Tasmania. Tasmania is an island state of Australia.
That country is Australia, and Tasmania is one of the states of Australia.