Originally Posted by
CPH-Flyer
Interesting, I have certainly encountered Emirates passengers in the JAL lounge in Narita. But it might have been that the JAL lounge closed early compared to the Emirates flight it. If the last JAL flight was around 6pm to 7pm they might not have been wanting to stay open for the Emirates flight around 10pm.
The sign at the lounge entrance indicates they're now open until 10 PM. It made me very hopeful.