D-Frag!

Chapter 78.5: Extra Chapters (Vol 10?)
Chapter 78 : He Says It S On The House [Fix]
Chapter 79 : Won T The Game End If You Roll Over A Seven?!
Chapter 78 : He Says It S On The House [Fix]
Chapter 79 : Won T The Game End If You Roll Over A Seven?!
Kazama Kenji likes to believe he is something of a delinquent. Moreover, others seem to like to agree that he is. Of course, Kenji's gang finds their way to a group of four not-so-normal girls - Chitose, Sakura, Minami and Roka - and all at once, whatever reputation he may have, is nothing compared to the outrageous behavior of the girls. Shanghaied into joining their club, what will happen to his everyday life from that point on? ---(https://www.animenewsnetwork.com/encyclopedia/anime.php?id=15705)