This article presents the national team appearances in the Rugby World Cup. The article tracks the appearances, results, and debuts for all national teams that have participated in at least one Rugby World Cup. Contents. [hide]. 1 Number of appearances; 2 Results by tournament; 3 Debut of national R2 — Round 2 ( quarterfinal playoffs); R1 — Round 1 (pool stage). The Rugby World Cup is a men's rugby union tournament contested every four years between Click here for more information. Page semi- 2 History; 3 Trophy; 4 Selection of hosts; 5 Tournament growth. Media World championships. The Rugby World Cup will be the ninth Rugby World Cup, to be held in Japan from World Cups, but withdrew both bids in February in favour of what proved to be a successful bid for the Rugby World Cup Sevens.