All the action from the Pool D match in Canberra.
80 mins: Wakarua's conversion is the final act as Italy claim a convincing victory to keep their hopes of qualifying from Pool D alive.
FT: Italy 36-12 Tonga
79 mins: Manuel Dallan sends replacement Andrea Masi scything through the Tongan defence, and his chip ahead is collected by Denis Dallan for his second try. Rima Wakarua converts to complete a 21-point personal haul.
Italy 36-12 Tonga
77 mins: Tonga stage another rally but Italian try-scorer Denis Dallan comes to the rescue with a tackle on replacement Sila Va'enuku.
74 mins: Tonga scrum-half Sililo Martens launches a spirited counter attack but the move breaks down when prop Tonga Lea'aetoa knocks on.
72 mins: Italy seal victory when wing Denis Dallan plucks the ball out of the back of a ruck and darts over from close range. Rima Wakarua adds the extras.
Italy 29-12 Tonga
67 mins: Both sides are down to 14 men after referee Steve Walsh sends Italy hooker Fabio Ongaro to the sin-bin for a swinging arm.
66 mins: Tongan lock Milton Ngauamo is yellow carded for repeated infringement, and Rima Wakarua lands his fifth penalty for Italy.
Italy 22-12 Tonga
65 mins: Andrea De Rossi and centre Cristian Stoica combine to give Nicola Mazzucato a chance in the right corner, but the Italian wing is unable to finish.
60 mins: Italy earn some breathing space as Rima Wakarua lands his fourth penalty.
Italy 19-12 Tonga
57 mins: A mix-up between Italy full-back Gonzale and wing Denis Dallan gifts Tonga possession and wing Tevita Tu'ifua brushes off a feeble attempted tackle from Manuel Dallan to score in the left corner. Sateki Tu'ilupotu is unable to convert.
Italy 16-12 Tonga
55 mins: Tonga captain Inoke Afeaki crashes heavily to the ground after trying to tackle Italian prop Andrea Lo Cicero, and is stretchered off with a head injury.
54 mins: Tonga bring on former Harlequins centre Johnny Ngauamo in place of Gus Leger.
50 mins: Andrea De Rossi drives Italy to within sight of the Tonga line, and Rima Wakarua commits several defenders before sending centre Manuel Dallan in for Italy's first try. Wakarua adds the conversion to stretch Italy's lead to nine.
Italy 16-7 Tonga
46 mins: Italy captain Alessandro Troncon takes a quick tap penalty but Aaron Persico comes over the top at a ruck to gift possession back to Tonga.
44 mins: Tonga turn the ball over in a promising position, allowing Italy to break out through wing Denis Dallan.
43 mins: Tonga centre John Payne receives treatment after a heavy tackle from Aaron Persico.
42 mins: Italian number eight Sergio Parisse makes another charge into the Tongan 22 before releasing Nicola Mazzucato, but the right wing is bundled into touch a few metres short of the line.
41 mins: Italy start the second half on the offensive but the attack peters out when Rima Wakarua knocks on.
40 mins: Referee Steve Walsh brings the first half to a close.
HT: Italy 9-7 Tonga
37 mins: Rima Wakarua lines up a fourth penalty but this time the Italian fly-half pushes his kick wide of the uprights.
34 mins: After hammering away at the Italian line, Tonga create space for centre John Payne to cross in the left corner for the opening try. Sateki Tu'ilupotu finds his kickiing boots to land the conversion from the touchline.
Italy 9-7 Tonga
31 mins: Tonga waste a four-to-one overlap on the right flank but win a penalty which they opt to kick to touch rather than at goal.
29 mins: Andrea De Rossi and Sergio Parisse, part of an impressive Italian back row, charge deep into Tongan territory where Sateki Tu'ilupotu commits a high tackle on Italian prop Martin Castrogiovanni. Rima Wakarua dispenses punishment with his third penalty.
Italy 9-0 Tonga
24 mins: Tonga win another penalty on the Italian 22 but Sateki Tu'ilupotu again drags his attempt wide.
21 mins: Tonga, despite plenty of possession, are struggling to make headway against a solid Italian defence.
18 mins: Italy stand-off Rima Wakarua continues his excellent start with another fine touch kick to keep the Tongans pinned back.
14 mins: Tonga fly-half Sateki Tu'ilupotu has a chance to open his side's scoring, but pulls his penalty attempt horribly wide. Full-back Pierre Hola then sees a long-range drop-goal effort fall narrowly wide.
13 mins: Ipolito Fenukita's 10 minutes in the sin-bin is over, but he has sustained a shoulder injury and Tonga bring on Stanley Afeaki - brother of captain Inoke - in his place.
11 mins: A charge from flanker Andrea De Rossi launches Italy into the Tongan 22, where they earn a penalty. Rima Wakarua doubles his tally with another well-struck kick.
Italy 6-0 Tonga
9 mins: Italy come close to an opening try when wing Nicola Mazzucato comes into the line but Tonga's scrambling defence sees Denis Dallan bundled into touch.
6 mins: Italy squander good possession when Tonga captain Inoke Afeaki