Yes, Hiroki Sakai played in Europe. He played for FC Metz in the French Ligue 1 from 2012 to 2015, and then for Olympique de Marseille in the same league from 2015 to 2022. He is currently playing for Werder Bremen in the German Bundesliga.
From Japan to the Pitch: Test Your Knowledge on Hiroki Sakai - The Rising Star of Football