With less than a month until the World Cup kicks off in Japan squad lists are starting to roll in.
Hosts Japan take on Russia in the opening clash of the tournament on Friday September 20, with the final to come just six weeks later.
Here we list every tournament squad as they drop.
Argentina
Coach: Mario Ledesma
Captain: Pablo Matera
Best finish: Semifinals 2007, 2015
Squad: Nahuel Tetaz Chapparo, Mayco Vivas, Agustin Creevy, Julian Montoya, Santiago Socino, Juan Figallo, Santiago Medrano, Enrique Pieretto, Guido Petti, Tomas Lavanini, Matias Alemanno, Pablo Matera, Tomas Lezana, Javier Ortega Desio,Marcos Kremer, Rodrigo Bruni, Juan Manuel Leguizamon. Tomas Cubelli, Felipe Ezcurra, Nicolas Sanchez,Benjamin Urdapilleta, Jeronimo de la Fuente, Matias Orlando,Matias Moroni, Lucan Mensa, Juan Cruz Mallia, Ramiro Moyano, Bautista Delguy, Emiliano Boffelli, Joaquin Tuculet, Santiago Carreras.
Australia
Coach: Michael Cheika
Captain: Michael Hooper
Best finish: World Cup champions 1991, 1999
Squad:
Canada
Coach: Kingsley Jones
Captain: Tyler Ardron
Best finish: Quarterfinals 1991
Squad:
England
Coach: Eddie Jones
Captain: Owen Farrell
Best finish: Rugby World Cup champions 2003
Squad: Dan Cole, Luke Cowan-Dickie, Tom Curry, Ellis Genge, Jamie George, Maro Itoje, George Kruis, Joe Launchbury, Courtney Lawes, Lewis Ludlam, Joe Marler, Kyle Sinckler, Jack Singleton, Sam Underhill, Billy Vunipola, Mako Vunipola, Mark Wilson. Joe Cokanasiga, Elliot Daly, Owen Farrell, George Ford, Piers Francis, Willi Heinz, Jonathan Joseph, Jonny May, Ruaridh McConnochie, Jack Nowell, Henry Slade, Manu Tuilagi, Anthony Watson, Ben Youngs.
Fiji
Coach: John McKee
Captain: Dominiko Waqaniburotu
Best finish: Quarterfinals 1987, 2007
Squad: Campese Ma’afu, Eroni Mawi, Peni Ravai, Mesulame Dolokoto, Samuel Matavesi, Vere Vugakoto, Lee-Roy Atalifo, Manasa Saulo, Kalivati Tawake, Tevita Cavubati, Leone Nakarawa, Api Ratuniyarawa, Tevita Ratuva, Semi Kunatani, Viliame Mata, Mosese Voka, Dominiko Waqaniburotu, Peceli Yato. Frank Lomani, Nikola Matawalu, Henry Seniloli, Levani Botia, Jale Vatubua, Ben Volavola, Vereniki Goneva, Filipo Nakosi, Waisea Nayacalevu, Semi Radradra, Josua Tuisova, Joshua Matavesi, Alivereti Veitokani, Kini Murimurivalu
France
Coach: Jacques Brunel
Captain: Guilhem Guirado
Best finish: Runner-up 1987, 1999, 2011
Squad:
Georgia
Coach: Mamuka Gorgodze
Captain: Merab Sharikadze
Best finish: Pools 2003, 2007, 2011, 2015
Squad:
Ireland
Coach: Joe Shcmidt
Captain: Rory Best
Best finish: Quarterfinals 1987, 1991, 1995, 2003, 2011, 2015
Squad:
Italy
Coach: Conor O’Shea
Captain: Sergio Parisse
Best finish: Pools 1987, 1991, 1995, 1999, 2003, 2007, 2011, 2015
Squad: Simone Ferrari, Andrea Lovotti, Tiziano Pasquali, Nicola Quaglio, Marco Riccioni, Federico Zani, Luca Bigi, Oliviero Fabiani, Leonardo Ghiraldini, Dean Budd, Federico Ruzza, David Sisi, Alessandro Zanni, Maxime Mbanda, Sebastian Negri, Sergio Parisse, Jake Polledri, Abraham Steyn. Callum Braley, Guglielmo Palazzani, Tito Tebaldi, Tommaso Allan, Carlo Canna, Tommaso Benvenuti, Michele Campagnaro, Luca Morisi, Mattia Bellini, Giulio Bisegni, Jayden Hayward, Matteo Minozzi, Edoardo Padovani.
Japan
Coach: Jamie Joseph
Captain: Michael Leitch
Best finish: Pools 1987, 1991, 1995, 1999, 2003, 2007, 2011, 2015
Squad:
Namibia
Coach: Phil Davies
Captain: Renaldo Bothma
Best finish: Pools 1999, 2003, 2007, 2011, 2015
Squad:
New Zealand
Coach: Steve Hansen
Captain: Kieran Read
Best finish: World Cup Champions 1987, 2011, 2015
Squad:
Russia
Coach: Lyn Jones
Captain: Vasily Artemyev
Best finish: Pools 2011
Squad:
Samoa
Coach: Steve Jackson
Captain: Chris Vui
Best finish: Quarterfinals 1991, 1995
Squad:
Scotland
Coach: Gregor Townsend
Captain: Greig Laidlaw
Best finish: Semifinals 1991
Squad:
South Africa
Coach: Rassie Erasmus
Captain:
Best finish: World Cup champions 1995, 2007
Squad:
Tonga
Coach: Toutai Kefu
Captain:
Best finish: Pools 1987, 1995, 1999, 2003, 2007, 2011, 2015
Squad:
Uruguay
Coach: Esteban Meneses
Captain:
Best finish: Pools 1999, 2003, 2015
Squad:
United States
Coach: Gary Gold
Captain:
Best finish: Pools 1987, 1991, 1999, 2003, 2007, 2011, 2015
Squad:
Wales
Coach: Warren Gatland
Captain:
Best finish: Semifinals 1987, 2011
Squad: