Postecoglou, who led soccer J1 Yokohama F. Marinos and led the team to the league title for the first time in 15 years, will retire in the middle of the season to become the Scottish Premier League coach Celtic.

Postecoglou, 55, became the coach of F. Marinos in 2018 after serving as the coach of the Australian national team, and the second year of the adult (2019) has been the first time in 15 years to infiltrate the team with aggressive soccer. Led to the J1 victory.

After 16 league games this season, he was in third place, but according to F. Marinos, Postecoglou will retire under a bilateral agreement to take over as Scottish Premier League and Celtic coach. That is.

From the J-League Cup match on the 13th of this month, Hideki Matsunaga, the team's academy director, will be tentatively in charge.

Throughout the team, Postecoglou said, "There have been many special moments, but nothing beats the deceased J-League domination. We have always sought growth and played great football without compromise. Team staff, players I would like to thank all the fans and supporters. "