Nantes host a Pool B clash that looks largely one way after Andy Farrell’s side crushed Romania last time out to showcase their credentials as one of the pre-tournament favorites.
Ireland have undergone a slight squad change ahead of crucial meetings with South Africa and Scotland.
Tonga shouldn’t cause them too many problems in their first match of the tournament. Israel Folau is missing due to injury.
Where to watch Ireland vs Tonga
TV channel: In the UK, tonight’s match will be broadcast live and free on ITV1, with coverage starting at 7:15 p.m. for a 8:00 p.m. BST kick-off.
Direct: Fans can also watch all the action live online via the ITVX website and app.
Live blog: Follow the game as it unfolds with Standard sportthe live match blog.