Celtic star Kyogo Furuhashi faces at least a couple more weeks on the sidelines, putting him in major doubt for the February 2 clash with Rangers.
The Japanese international aggravated a hamstring injury in the 3-1 win over St Johnstone in December and remains out for the Premiership return against Hibs.
Manager Ange Postecoglou was already sweating over an international call which could have ruled the Celtic forward out of the top of the table clash, with Asian World Cup qualifiers scheduled.
And speaking ahead of the home game with Hibs the Aussie boss admitted that Kyogo is some way away from returning to the pitch.Postecoglou told BBC Radio Scotland: "It's fair to say he hasn't recovered from the injury."We're still getting some advice on it.
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