The store opens to customers at 11:30pm, the live link starts at 1:00am, and Jobs will deliver his speech shortly after this. PC World will close at 3am.
Japanese food, wine and beer will be available in honour of the Tokyo event. There will be hands-on demonstrations and one-off special Mac deals available during the night.
Macworld Tokyo is one of four major Apple events held around the world each year.
Heidi Swain, category marketing manager for PC's at PC World, said: "This event demonstrates PC World's commitment to bringing the latest technology and products to the consumer first."