User blog comment:GoldAsh/Inazuma~World Cup!/@comment-4435241-20130301155048

I think the A VS B in Round 19 means the Inazuma Japan A VS Inazuma Japan B. The Extraordinary Eleven are Inazuma Japan A because Endou is the captain there and the Blazing Phoenix is Inazuma Japan B because Kidou is the captain there~