KUMAMOTO, Japan (Interstat) — Substitute Takuya Okamoto scored in the 72nd minute to lift Oita Trinita to a 1-0 victory over Roasso Kumamoto in a J2 League match on Sunday. The game-winning goal at Egao Kenko Stadium came after a pass from fellow substitute Kohei Isa, who had entered the match earlier. The result was an upset, as Roasso Kumamoto was a heavy favorite to win according to pregame projections. Both teams opened their league seasons with the match, now holding 0-0 records. Isa and Ryo Shiohama received yellow cards in the physical contest.