(サンクリ12) [裏方本舗 (SINK)] ウラバンビ Vol.4 -STRAIGHT A's- (私立ジャスティス学園) , (SC12) [Urakata Honpo (Sink)] Urabambi Vol. 4 - Straight A's (Shiritsu Justice Gakuen [Rival Schools: United By Fate])