Japan's Kyogo Furuhashi opened the scoring in the 48th minute to lead Scottish Premier League champions Celtic to a 3-1 win away to Ross County on Saturday.
The goal was Furuhashi's first of the young season as Celtic improved to 2-0.
In Germany, Ritsu Doan opened his Bundesliga account by scoring the final goal in SC Freiburg's 4-0 opening day win at Augsburg. Doan moved to Freiburg this summer from Dutch powerhouse PSV Eindhoven.
Fellow Japanese Ko Itakura set up one of Union Berlin's goals in their 3-1 home derby victory over Hertha Berlin.