Celtic-linked £3.5 million winger is now available on free transfer

Celtic have been linked with several interesting names since the appointment of Ange Postecoglou as manager last summer. It is more than likely that the club would not have signed the likes of Kyogo Furuhashi, Daizen Maeda, Yosuke Ideguchi and Reo Hatate, if the former Yokohama F. Marinos boss was not brought in...