Watch: Our writers preview New Zealand and South Africa clash

Brendan O'Brien and Simon Lewis look ahead to tomorrow's big pool B meeting of New Zealand and South Africa

After hosts Japan kicked off proceedings with a convincing victory over Russia, our correspondents in Japan take a closer look at tomorrow's headline game.

The Pool B clash between New Zealand and South Africa will go a long way in determining Ireland's potential quarter-final opponents, while also providing a thorough assessment of two of the tournament favourites.

Brendan O'Brien and Simon Lewis analyse both squads and where the game will be won and lost.

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