Japan coach Jamie Joseph said his side's thrilling, speedy brand of rugby is down to their intensive preparation and their trust in the gameplan.
Japan produced a scintillating display of attacking rugby to beat Scotland 28-21 and reach the quarter-finals for the first time, lifting the nation still reeling from the deadly impact of Typhoon Hagibis.
Otago coach Ben Herring is putting his side on the front foot and says he is confident it can go to Hawke's Bay next weekend and do the business.
Otago limped into the playoffs after suffering an embarrassing 40-10 thrashing at the hands of Northland.
Ireland played with 14 men for 50 minutes but still eased into the Rugby World Cup quarter-finals with a seven-try demolition of ragged Samoa.
Scotland's crucial clash against Japan will go ahead, while Canada and Namibia's Rugby World Cup dreams are over.
Australia made heavy work of it in difficult conditions but outlasted a tough Georgia team to round out their Rugby World Cup Pool D campaign with an unconvincing 27-8 victory.
Scottish Rugby Union chief Mark Dodson said he's ready to launch a legal challenge to prevent World Cup organisers cancelling his country's game against Japan - a measure that would almost certainly eliminate the Scots.
Otago has made plenty of changes as it looks ahead but there is one intriguing selection in its side to take on Northland tomorrow.
Departing Southland coach Dave Hewett believes Southland has turned the corner but everyone has to go in the right direction if the union is to progress.
In its own way, World Rugby has combined complete nonsense, ground-breaking technology and blatant doctoring at its marquee tournament in Japan, ODT sports editor Steve Hepburn writes.
Star All Black Aaron Smith is battling it out in the Rugby World Cup but back in Manawatū a childhood friend's daughter is going through a much bigger fight of her own.
Sky TV is set to win the rights for all All Blacks, Rugby Championship and Super Rugby matches until 2025 in a reportedly $400 million deal.
World Rugby has refuted reports that the All Blacks turned down the chance to play their final Rugby World Cup pool match against Italy on Monday.