Passengers connecting from ANA to a flight to a Schengen country should pass through security and immigration on Concourse B (2nd floor), then use an escalator or elevator to Concourse A (1st floor) and proceed to their boarding gate.
On Concourse A (1st floor) there are toilets.
Passengers connecting from ANA to a flight to a non-Schengen country should pass through security and immigration, then use an escalator or elevator to Concourse B (3rd floor) and proceed to their boarding gate.
Passengers connecting from a flight from a Schengen country to ANA should proceed from Concourse A (1st floor) to Concourse B (3rd floor), pass through immigration, and then proceed to the boarding gate for their ANA flight.