It might be the return match of that;
http://ryu4spanking.blogspot.jp/2013/06/ff-on-all-fours-position-spanking-with.html
Yuirin and Hiyoko-mame played and competed in Bonus stage of "cinderella blade" that is famous Pachinko game for "Oshiri pen pen (spanking) time",and so loser had to be spanked indeed.
https://www.youtube.com/watch?v=w4KKIe4hJvo
In this battle,Yuirin lose this game and she received spanking by Hiyoko-mame.