For the first time, the competition will be held on the Asian island, with over 1.8 million tickets to be made available.
Although tickets do not officially go on sale until January 2018, fans are being encouraged to register their interest at https://www.rugbyworldcup.com/ticketsas demand is expected to be high.
Japan 2019 Chief Executive Akira Shimazu said: “We are marking the two-years-to-go milestone by kicking off a nationwide programme of festival activities that culminates with the match schedule and ticketing programme announcement on 2 November.
“Our ambition is to make the tournament as accessible as possible and that starts with educating fans on when and how they can purchase tickets, which starts today. Further details will be announced on 2 November.