Celtic will be without striker Daizen Maeda for crunch showdowns with Hearts and Rangers after he was called up for Japan's World Cup qualifiers.
But Reo Hatate will be available for the vital fixtures, which also includes a home clash with Dundee United sandwiched between the visit to Gorgie on January 26 and hosting their biggest rivals a week later.
Japan face China on January 27 before they take on group leaders Saudi Arabia on February 1 with both fixtures at home.
