The 2005 FIVB Volleyball Men's World Grand Champions Cup was held in Nagano and Tokyo, Japan from 22 to 27 November 2005.

The competition formula of the 2005 Men's World Grand Champions Cup was the single Round-Robin system.

Each team plays once against each of the 5 remaining teams.

Points were accumulated during the whole tournament, and the final standing was determined by the total points gained.

Marcelinho, André Heller, Giba, Murilo, André, Sérgio, Anderson, Samuel, Gustavo, Rodrigão, Ezinho, Ricardo