Originally Posted by
Mwenenzi
Have you checked if there are flights to/from NRT? And not the other Tokyo airport HND. If you end up with a NRT-HND ground segment that counts in the 16, but not in the continent count
Have you downloaded the rules?
FAQ "What are the RTW rules" in OW
https://www.oneworld.com/round-the-world
I've verified the flights out of NRT. It's the JFK flight that requires a switch to HND.