Kubo played in Japan's 4-0 defeat by Chile in their Group C opener in Brazil before coming off the bench in Thursday's 2-2 draw with Uruguay.
The 18-year-old, nicknamed the "Japanese Messi" and who was signed by Real Madrid just before the tournament began, had only made one appearance for the national team before that, in a pre-tournament friendly last month......
>>READ MORE "AFC Official Site"