Leicester Tigers Academy wing Sam Yawayawa is named on the wing for England Under-18s against Wales on Sunday afternoon.England travel to St Helen’s in Swansea, with kick-off at 4pm. This match is shown live on S4C.   England have won both games so far, against France and Scotland, and this is their final game before heading to France to defend their European Championship title later in March.   England Under-18 15 Mathew Protheroe (Hartpury College) 14 Sam Yawayawa (Leicester Tigers, Wyggeston & QEI College) 13 Dominic Morris (Saracens, New Hall School) 12 John Williams (London Irish, St Pauls Sunbury) 11 Rotimi Segun (Northampton Saints, Stowe School) 10 Theo Brophy Clews (London Irish, Abingdon School) 9 Alexander Mitchell (Sale Sharks, Lymm HS) 1 Jake Pope (Sale Sharks, Myerscough College) 2 Curtis Langdon (London Irish, St Pauls Sunbury) 3 Jack Stanley (Exeter Chiefs, Truro College) 4 John Hawkins (Northampton Saints, Stowe) 5 Alexander Moon (Northampton Saints, Sedbergh School) 6 Archie White (Harlequins, Epsom College) 7 Will Allman (Northampton Saints, Trent College) 8 Callum Chick (Newcastle Falcons, Gosforth Academy)(c)   Replacements: 16 Dan Frost (Bath Rugby, Filton College) 17 Mofe Wilkey (Harlequins, Trinity School) 18 Billy  Keast (Exeter Chiefs, Truro College) 19 Matthew Postlethwaite (Sale Sharks, Ilkley Grammar) 20 Zach Mercer (Bath Rugby, Merchiston Castle School) 21 Jack  Maunder (Exeter Chiefs, Blundells School) 22 Owain James (Wasps Rugby, Harrow School) 23 Elliott Creed  (Gloucester Rugby, Chosen Hill)