Wales "rode their luck" at times in their 1-0 win over Slovakia, according to Ryan Giggs, who said the result would breed confidence.
Daniel James scored after five minutes to put Wales ahead against Slovakia and they shut out their visitors to claim a 1-0 victory.
Tottenham defender Ben Davies would welcome the chance to play alongside fellow Welshman Gareth Bale at club level.
Ryan Giggs' side host Slovakia on Sunday and star forward Gareth Bale has declared he is ready to despite a stop-start Real Madrid campaign.
An injury forced Gareth Bale to miss the LaLiga win over Real Valladolid on Sunday, but he is in Wales' squad to face Slovakia.
Wales will take on familiar faces including Tottenham star Christian Eriksen after Denmark players agreed a deal with the DBU.
A Denmark team made up of lower-league and futsal players held their own against Slovakia, leaving interim head coach John Jensen amazed.
Slovakia ran out comfortable 3-0 winners against an unfamiliar Denmark side, who were by no means humiliated despite their selection crisis.
The commercial sponsorship row which has engulfed Denmark's national team has resulted in futsal players and amateurs getting called up.
John Jensen has been put in in temporary charge of a Denmark team in crisis ahead of a meeting with Slovakia.