Manu was diagnosed with testicular cancer last year and missed the entire 2018 season as he underwent treatment.
He was then named 'Ikale Tahi captain for this year's Pacific Nations Cup, but had to withdraw from the campaign just before it kicked off because of a pectoral injury.
"He's been fantastic in the way that he has really worked hard to get back and all bearing well he is looking good and [hopefully] he will be up for selection against England but only time will tell," Alatini said.
