Reports emerged on Monday evening that the two teams had come to an agreement over a transfer fee, and the 21-year-old is understood to have already agreed personal terms.
Doku has been identified as Man City's primary target to replace Riyad Mahrez, who decided to end his five-year association with the Citizens to join Saudi Arabian club Al-Ahli earlier this summer.
A week after his man-of-the-match display in Rennes' 5-1 win over Metz in Ligue 1, Doku was named on the substitutes' bench for the 1-1 draw with Lens on Sunday, with manager Bruno Genesio hinting after the game that the winger could be heading to the Premier League champions.
«If he didn't start when he was our best player last week, I'll let you draw the conclusions. Nothing has been done, however,» Genesio told Prime Video Sport France.
Now that Man City have allegedly reached an agreement with Rennes to sign Doku, Sky Sports News reports that the winger is expected to travel to the North West on Tuesday to undergo his medical and finalise his transfer to the Etihad Stadium.
A separate report from Daily Mail journalist Jack Gaughan states that Doku could be available to make his Man City debut in Sunday's Premier League clash against Sheffield United at Bramall Lane.
The likes of West Ham United and Chelsea has expressed their interest on Doku this summer, with the former understood to have seen a formal offer turned down by Rennes last week.
However, Doku is believed to have his heart set on playing for Pep Guardiola's treble winners after spending the last three years at Rennes.
Doku has developed
Read on sportsmole.co.uk