Adam Sadler added to Celtic coaching staff after Harry Kewell departs for Japan

“I would also like to thank Brendan for giving me such support in pursuing this new opportunity. It is a very difficult decision to leave Celtic but I feel the management opportunity presented to me is one I would like to pursue.

“I will always be a Celtic supporter and I will always wish nothing but the very best for the club. I hope the club and our supporters can enjoy more and more success.”

Kewell told his new club’s website: “I am incredibly proud and excited to represent Yokohama F. Marinos.

“I would like to thank the club for putting their trust in me to take the team forward. There is a lot of work ahead of us, and I am eager to get onto the training ground to start working with the players.

“We will work together as we aim to bring…