Radioactivity in Japan is about 15,000 terabecquerels.
No.
Yes, you can travel to Japan from the US.
Yes, Japan like all other countries will have radioactivity. But not as much as say Chernobyl, or even Bikini Atoll.
Yes, US citizens can travel to Japan.
They are 12590 km away. The estimated time of travel is 16 hours by flight.
"Too far to travel for you"
It's like a million and 64 miles away JAPAN IS NOT FAR FROM JAPAN, in fact that is where it is.
There is a distance of 452.3 miles between Yokasuka in Kanagawa Japan and Misawa in Aomori Japan. This would take 6 hours and 37 minutes approximately to travel by car.
Historically, Japanese whalers have gone far outside of Japan's boundaries. Other countries have attempted, or are attempting, to prevent the Japanese whalers from hunting in their territories.
Because the people in japan have jobs that require many hours of work, and also people from japan have to travel far distances to get to and from work so useing crystal meth ables them to stay awake longer.
Do eels travel Far