Sega are set to showcase a variety of things over the days of the Tokyo Game Show, but they are going to host a dedicated showcase for an hour. Updates for Sonic Frontier, Persona 5 Royal and Virtua Fighter are expected, beyond that, who knows.
Here are all the local times for when it begins:
AEST - 8pm September 16
ACST - 6:30pm September 16
AWST - 7pm September 16
NZST - 11pm September 16