Executive Traveller is reporting that Japan Airlines is to move its Sydney to Narita service to Haneda from 29/3/20. The flight number will become JL51/52 but will have similar timings and existing 787-9.
https://www.executivetraveller.com/n...rita-to-haneda
In addition Executive Traveller is reporting that ANA will commence double daily flights from Haneda to Sydney from March, 2020 with daylight services to complement the current overnight flights.
https://www.executivetraveller.com/n...-in-march-2020
QANTAS is still to announce its intention with its additional Haneda slot.