In addition to the three Lugi teams, 85 other teams from 16 different countries played in Boys 15. They were divided into 14 different groups, whereof Lugi HF 3 could be found in Group 11 together with SG Wehrheim/Obernhain, Ski IL 2, Neistin 1, Backa HK and AGF Aarhus. Lugi HF 3 continued to A-Play-off after reaching 1:st place in Group 11. In the playoff they made it to 1/4 Final, but lost it against HSG Nordwest with 12-19. In the Final, HEI Håndbold 1 won over Hellerup IK and became the winner of A-Play-off in Boys 15. Lugi HF also participated in Boys 14 during Partille Cup 2023. They reached the 1/4 Final in B14 A-Play-off, but lost it against HK Aranäs 1 with 10-16.