The 2015 FIVB Men's World Cup was held from 8 to 23 September 2015 in Japan.

The tournament served as a qualification process for the 2016 Summer Olympics in Rio de Janeiro, Brazil.

The top two teams, USA and Italy, qualified for the Olympics,[1][2] and joined Brazil as they had already secured a berth as the host country.

[4] Secondly, in Canada's win over Australia in five sets (32–34, 25–14, 25–21, 27–29, 20–18), two tournament records were broken: the longest match (2 hours and 49 minutes) and the highest scoring game (245 points).

The pools composition followed the Serpentine system based on the FIVB World Ranking where the host team was at the top position.