The Japan women's national under-20 volleyball team represents Japan in women's under-20 volleyball events, it is controlled and managed by the Japanese Volleyball Association that is a member of Asian volleyball body Asian Volleyball Confederation (AVC) and the international volleyball body government the Fédération Internationale de Volleyball (FIVB).

Champions    Runners up    Third place    Fourth place The following is the Japanese roster for the 2019 FIVB Volleyball Women's U20 World Championship.

[2] Head coach: Noboru Aihara