OSAKA, JAPAN - MAY 27: Ritsu Doan #38 of Gamba Osaka (16years old) looks on after the AFC Champions League Round of 16 match between Gamba Osaka and FC Seoul at Expo '70 Stadium on May 27, 2015 in Osaka, Japan. (Photo by Masashi Hara/Getty Images)
OSAKA, JAPAN - MAY 27: Ritsu Doan #38 of Gamba Osaka (16years old) looks on after the AFC Champions League Round of 16 match between Gamba Osaka and FC Seoul at Expo '70 Stadium on May 27, 2015 in Osaka, Japan. (Photo by Masashi Hara/Getty Images)