Originally Posted by
kash
I hope so. Since this is a single itinerary. I suppose everything just take place in transit terminal. But base on my experience with NRT years ago, I need to go through security check again. As I remember I need to throw away the water I got from previous airport
Yes, you have to go through security in Narita, and yes water bottles need to be empty to go through. But there are fountains to refill them airside. Transit security is normally pretty quick, so not a problem for that length of a connection.