Arouca confirmed on a Saturday the signing of Si-hoo Park, an 18-year-old South Korean winger, with a contract valid until June 2031. The player is the club's third signing for the new season, will wear the number 77 shirt, and joins from Chungnam Asan of the South Korean second tier. He made his professional debut there in the 2025 season before he became more prominent in the last season, where he recorded one goal and one assist in nine K League 2 appearances. The club's general director, Joel Pinho, had previously discussed the transfer on a Thursday, mentioning the high hopes the club has for the player's talent. The player has already joined the team for training. He is yet to be capped for South Korea at the U20 level and has a current market value of €175k, according to Transfermarkt.