In this movie,"Sanspo Idol Reporter " that seems to be girl group for reporting Pachinko by Sanspo play the "cinderella blade 2" that is Pachinko machine well known for "Oshiri penpen time(lit. spanking time)";players can spank girls in this game.
While they are reporting this game,girls enjoy spanking indeed,say 0:18,9:00,10:30,and so on....