TOKYO: Heading into the last round of pool games at the Rugby World Cup, only two teams have already booked their quarter-final places: England and France.Some pools are all over bar the shouting, in others there’s still all to play for. AFP looks at the various scenarios as teams strive for that last-eight spot.POOL AWith Ireland, Scotland and Japan all battling for two places, this is the most competitive pool.If Japan beat Scotland on Sunday, they will qualify for their first ever World Cup quarter-final, topping the pool and probably giving themselves another crack at the Springboks – a repeat of the “Miracle of Brighton” game in 2015.If Ireland beat Samoa on Saturday with a bonus point for four tries, they have definitely qualified.Scotland need a bonus-point win over Russia on Wednesday, and they must then beat Japan while preventing the Brave Blossoms from getting a defensive bonus point for losing by seven points or fewer.There is a scenario in which all three teams finish on 15 points: Ireland beat Samoa without a bonus point, Scotland beat Russia with a bonus point and then score four tries in a narrow win over Japan – meaning both teams get a bonus point.In a…