Originally Posted by
jib71
For transit at NRT if you are arriving from USA, you do not pass through a transit security checkpoint. You can go directly to the departure area.
On the return journey from Hong Kong, you will pass through a security checkpoint at NRT.
As much as I trust the
jibster in general, the first point is wrong. The transit checkpoint for
all flights, including those from the US, is back. And if you're unlucky, you'll take 30-40 minutes to get through it.