Which country is the closest to the US but does not touch it?
Little Diomede Island (part of Alaska) is just 2.5 miles away from Big Diomede Island (part of Russia), so the U.S. and Russia are separated by only 2.5 miles. The International Dateline runs between these 2 islands.
If you consider Russia an Asian country then Russia is the Asian country nearest Alaska. China would be the next closest Asian country. And if you consider Japan, a country not on the Asian continent, Japan might be closer than China is to Alaska. The Bering Strait separates North America from Asia.
The closest state other than Hawaii itself is California. It is about 2300 miles as the crow flies. The city in Ca that is closest to Hawaii is Lompoc. The USA is the closest country as well. The distance between Hawaii and Japan is 3580 miles. You can easily see that the US is closest to the Hawaiian Islands. California.