Japan made history on Saturday, September 19, as they caused a huge upset by beating 2007 world champions South Africa in the Rugby World Cup.Japan have BEATEN South Africa 34-32 in the #RWC2015. This is not a typo. This is real. pic.twitter.com/ptsB09vNbF Bleacher Report UK (@br_uk) September 19, 2015Japan !! Bloody brilliant !! The shock #RWC2019 needed to take off Will Carling (@willcarling) September 19, 2015The underdogs secured the most unlikely of victories in dramatic fashion, scoring with the last action of the game:Beautiful try Japan showed passion desire & a will to win fantastic performance #RSAvJPN #JPN #RWC2015 @rugbyworldcup pic.twitter.com/x4FprGX9uy LION (@ALI_LFC_) September 19, 2015Japan will go down in Rugby World Cup history after that victory over South Africa #RSA. Hats off #JPN @jrfurugby http://t.co/tg1GxCiZUy Rugby World Cup (@rugbyworldcup) September 19, 2015Many were calling it the biggest upset in World Cup history:One of the Japanese players was playing his 95th game and this was his first win. Biggest upset in World Cup history Matthew Stadlen (@MatthewStadlen) September 19, 2015Wow! Amazing from Japan. Biggest shock in rugby history Ed Aarons (@ed_aarons) September 19, 201520 years ago, Japan concede 145 points against NZ, today they beat South Africa. You could say that's progress!! #RugbyWorldCupAndy Nicol (@AndyNic9) September 19, 2015And the praise flooded in for Japan's heroes:Offered two pens to draw, said no to both. What guts. #JPN Ian Prior (@ianprior) September 19, 2015Still cant believe that.. Huge win! Congrats Japan on their first ever World Cup win #RWC2015 Matt Giteau (@giteau_rugby) September 19, 2015Jaaaaaaaaapaaaaaaaan aweeeeeeeesoooooommmmee Laurie Fisher (@LordLaurie58) September 19, 2015Genuinely ecstatic for Japan. Can see how much it means for them, players crying out of sheer happiness. Love it. #RSAvJPN #RWC2015 Seb Amann (@SeboAmann) September 19, 2015Never doubted them. #japan #rwc2015 Piers Morgan (@piersmorgan) September 19, 2015While some just didn't know how to react:A Japanese journalist is crying next to me. Beyond astonishing stuff. Japan win it. Alex Spink (@alexspinkmirror) September 19, 2015For many, it was a case of sitting back and admiring a truly stunning sporting moment:Rugby, bloody hell. John Brewin (@JohnBrewinESPN) September 19, 2015Sport is the best Jack Lang (@jacklang) September 19, 2015It's not even 24 hours old, and the 2015 Rugby World Cup has exploded into life.[Twitter] Click here to read full news..