Ihojae scored a goal in his debut match after transferring to Darmstadt of the German 2nd division league, contributing to the team's draw. He was substituted in the 15th minute of the second half and scored a goal with a powerful right-footed shot in the 31st minute of the second half. Ihojae recorded 177 appearances and 53 goals while playing for Pohang Steelers in K League 1, and Darmstadt is known as the club where Cha Bum-geun, former national team coach, first stepped onto the German stage.