It won't be as hectic a summer at Celtic as it was a year ago but plenty of comings and goings are expected as Ange Postecoglou gears up for a crack at the Champions League.
It's difficult to strengthen a team who went undefeated in 31 domestic games to round off the season but a poor European campaign last season highlights some room for improvement.
Some depth is required and one option that may have re-emerged is that of Manchester City defender Ko Itakura.
