SUITA, Osaka Pref. (Kyodo) Seventeen-year-old Takashi Usami scored on his professional debut but holders Gamba Osaka had their hopes of wrapping up the group stage with a 100 percent record wrecked with a 2-1 defeat to FC Seoul in the Asian Champions League.

"I was able to score but in the end the goal was insignificant because we lost. Still, the goal has given me confidence and I can be positive about that."