Borussia Dortmund started their preseason tour in a convincing fashion as they trashed Japanese side Kawasaki Frontale this midweek.
Dortmund's Japanese star, Shinji Kawaga stole the show in that match as he gave his side an early lead after only five minutes of play.
The Bundesliga side's domination continue as they netted their second goal, which was once again scored by Kagawa on 36 minutes.
Making a host of changes after the break didn't reduce Dortmund pressure on that match as they added four more goals in that second period.
Pierre Emerick Aubameyang netted two goals on 53 and 57 minutes, before Mitsuru Maruoka bagged his team's fifth on 59 minutes.
Dortmund's big win was sealed with a sixth goal, which was netted by Jon Stankovic 10 minutes from time.